Finding the Third Proportional to 3,687.75 and 7,791.75
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Solution
The third proportional to 3,687.75 and 7,791.75 is: 16,462.98
Step by Step Solution
- Step 1: Write the proportion equation
3,687.75 : 7,791.75 = 7,791.75 : x - Step 2: Convert to fraction form
3,687.75/7,791.75 = 7,791.75/x - Step 3: Cross multiply
3,687.75x = 7,791.75 × 7,791.75 - Step 4: Simplify right side
3,687.75x = 60,711,368.06 - Step 5: Solve for x
x = 60,711,368.06/3,687.75 - Step 6: Final answer
x = 16,462.98
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.