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Finding the Third Proportional to 7,651 and 10,775

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Solution

The third proportional to 7,651 and 10,775 is: 15,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651 : 10,775 = 10,775 : x
  2. Step 2: Convert to fraction form
    7,651/10,775 = 10,775/x
  3. Step 3: Cross multiply
    7,651x = 10,775 × 10,775
  4. Step 4: Simplify right side
    7,651x = 116,100,625
  5. Step 5: Solve for x
    x = 116,100,625/7,651
  6. Step 6: Final answer
    x = 15,174.57

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.