Finding the Third Proportional to 10,100 and 10,940
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Solution
The third proportional to 10,100 and 10,940 is: 11,849.86
Step by Step Solution
- Step 1: Write the proportion equation
10,100 : 10,940 = 10,940 : x - Step 2: Convert to fraction form
10,100/10,940 = 10,940/x - Step 3: Cross multiply
10,100x = 10,940 × 10,940 - Step 4: Simplify right side
10,100x = 119,683,600 - Step 5: Solve for x
x = 119,683,600/10,100 - Step 6: Final answer
x = 11,849.86
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Why These Related Problems?
These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.