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?
Answer:
13.5 inches
Step-by-step explanation:
Since the width is enlarged by a specific amount, the height has the be enlarged by the same amount. 9÷4=2.25. Since the width was enlarged by 2.25, the height should be enlarged by the same amount. Multiply 6 and 2.25, and you would get 6×2.25=13.5.
Hope this helps!
The height of the house in the enlarged photograph is 13.5cm.
Since the width exists enlarged by a specific amount, the height contains the be enlarged by the exact amount.
Let the height be x.
\($\frac{4}{6}=\frac{9}{x}\)
Cross multiply
4x = 54
Divide both sides by 4
\($\frac{4 x}{4}=\frac{54}{4}\)
Simplify
\($x=\frac{27}{2}\)
To estimate undefined (singularity) points: x = 0.
Combine undefined points with solutions:
\($x=\frac{27}{2}\)
x = 13.5
Therefore, the height of the house in the enlarged photograph is 13.5cm.
To learn more about algebraic expression
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