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17 votes
17 votes
Micayla wants the print shop to reduce the size of her painting but keep the ratio of length to width so that it will fit her frame. Study the scale drawings to determine the proportional relationship between her painting and the frame she wants to use.

User Mattia Maestrini
by
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1 Answer

7 votes
7 votes

Answer:

The width of the frame must be 12 inches (15in by 12in)

Explanation:

Given

See attachment for painting and frame

Required

Determine the dimension of the frame

To do this, we make use of the following scale ratio.


image

For the painting,


image

For the frame,


image

Since she wants to maintain the same ratio; both scale must be the same.

i.e.


image

Express as fraction


image


image

Make w the subject


image


image

The width of the frame must be 12 inches i.e. 15in by 12in frame

Micayla wants the print shop to reduce the size of her painting but keep the ratio-example-1
User Kalpesh Wadekar
by
2.7k points