Question 811787
x length
y width
z height


{{{z = 4}}}
{{{x = 1.5(y)}}}
y = unknown
volume, {{{xyz=1350}}}
{{{1.5y*y*4=1350}}}
'
{{{y^2=1350/1.5}}}
{{{y=sqrt(1350/1.5)=highlight(30)}}} 
Use this y value to compute {{{x=(1.5)(30)=highlight(45)}}}


SUMMARY:  length is 45 inches, width is 30 inches.