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A rectangular photograph that is 5 inches wide and 7 inches long is enlarged to produce a photgraph that is 12 inches wide, if the enlarged photograph is in proportion to the original, what is the length in inches of the large photograph?

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sqdancefan

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Answer:

  16.8 inches

Step-by-step explanation:

The length is 7/5 = 1.4 times the width. The length of the enlargement will be ...

  (12 in)×1.4 = 16.8 in

The large photo will be 16.8 inches long.

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