Carlos made a scale model of his house. The actual width is 30 feet, and the actual length is 45 feet. If the model has a width of 6 inches, what is the length of his his model?

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asked Feb 8, 2019 40.0k views

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Carlos made a scale model of his house. The actual width is 30 feet, and the actual length is 45 feet. If the model has a width of 6 inches, what is the length of his his model?

Carlos made a scale model of his house. The actual width is 30 feet, and the actual-example-1

Mathematics
middle-school

Kaylin asked

by Kaylin

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Hello!

Let's make a proportion:

(30)/(45) = (6)/(x)

Cross multiply

45 × 6 = 270

Divide by 30

270 ÷ 30 = 9

$\framebox {The length is 9 inches}$

Nigel Harper answered Feb 12, 2019

by Nigel Harper

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