Question

In a photograph, a house is 4 inches wide and 6 inches tall. The photograph is enlarged while keeping proportional dimensions, and the width of the house in the enlarged photograph is 9 inches. What is the height of the house in the enlarged photograph?

2.7 inches
6.0 inches
11.0 inches
13.5 inches

Answer 1

Answer: 13.5 inches

We can use ratio to find this.

?/9 = 6/4

?=6/4 * 9

?=13.5

Hope it helps! :3

Answer 2

Find the scale used on the width:

New width / old width = 9/4 = 2.25

Multiply the original height by the scale:

6 x 2.25 = 13.5

Answer: 13.5 inches