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The area of a rectangle is 588 in^2.  The ratio of the length to the width is 4:3.  Find the length and the width of the rectangle.

 Mar 5, 2021
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l x w = area

 

4/(4+3) =  4/7      4/7 x = l

3/(4+3)  = 3/7      3/7 x = w

 

4/7 x  * 3/7 x = 588

12 /49 x^2 = 588

x = 49                                     4/7 (49) = l = .......... in          3/7  (49) = w = .........  in

 Mar 5, 2021

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