document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=793949>Question 793949</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do I solve a proportion using cross products property ? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #480504 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=480504\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> How do I solve a proportion using cross products property <BR>\n" );
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document.write( "If you have x/a = b/c<BR>\n" );
document.write( "x = a(b/c)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "If you have a/x = b/c<BR>\n" );
document.write( "Invert both sides to get<BR>\n" );
document.write( "x/a = c/b<BR>\n" );
document.write( "x = a(c/b)<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "If you have a/b = c/d<BR>\n" );
document.write( "Cross-multiply to get:<BR>\n" );
document.write( "ad = bc<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=============== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );