Finding the Third Proportional to 4,960 and 10,912
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Solution
The third proportional to 4,960 and 10,912 is: 24,006.40
Step by Step Solution
- Step 1: Write the proportion equation
4,960 : 10,912 = 10,912 : x - Step 2: Convert to fraction form
4,960/10,912 = 10,912/x - Step 3: Cross multiply
4,960x = 10,912 × 10,912 - Step 4: Simplify right side
4,960x = 119,071,744 - Step 5: Solve for x
x = 119,071,744/4,960 - Step 6: Final answer
x = 24,006.40
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.