Finding the Third Proportional to 4,557 and 7,161
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Solution
The third proportional to 4,557 and 7,161 is: 11,253
Step by Step Solution
- Step 1: Write the proportion equation
4,557 : 7,161 = 7,161 : x - Step 2: Convert to fraction form
4,557/7,161 = 7,161/x - Step 3: Cross multiply
4,557x = 7,161 × 7,161 - Step 4: Simplify right side
4,557x = 51,279,921 - Step 5: Solve for x
x = 51,279,921/4,557 - Step 6: Final answer
x = 11,253
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.