SOLUTION: find the value that complete each proportion 4 ? - = - 5 15

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Question 548546: find the value that complete each proportion
4 ?
- = -
5 15
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
4%2F5+=x%2F15
to get 15 you have to multiply the denominator 5 by 3
so multiply and divide 4/5 by 3

%284%2A3%29%2F%285%2A3%29=+12%2F15