Finding the Third Proportional to 713 and 1,112
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Solution
The third proportional to 713 and 1,112 is: 1,734.28
Step by Step Solution
- Step 1: Write the proportion equation
713 : 1,112 = 1,112 : x - Step 2: Convert to fraction form
713/1,112 = 1,112/x - Step 3: Cross multiply
713x = 1,112 × 1,112 - Step 4: Simplify right side
713x = 1,236,544 - Step 5: Solve for x
x = 1,236,544/713 - Step 6: Final answer
x = 1,734.28
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.