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Finding the Third Proportional to 4,344 and 8,469

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Solution

The third proportional to 4,344 and 8,469 is: 16,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344 : 8,469 = 8,469 : x
  2. Step 2: Convert to fraction form
    4,344/8,469 = 8,469/x
  3. Step 3: Cross multiply
    4,344x = 8,469 × 8,469
  4. Step 4: Simplify right side
    4,344x = 71,723,961
  5. Step 5: Solve for x
    x = 71,723,961/4,344
  6. Step 6: Final answer
    x = 16,511.04

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.