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Finding the Third Proportional to 4,377.38 and 9,604.69

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Solution

The third proportional to 4,377.38 and 9,604.69 is: 21,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.38 : 9,604.69 = 9,604.69 : x
  2. Step 2: Convert to fraction form
    4,377.38/9,604.69 = 9,604.69/x
  3. Step 3: Cross multiply
    4,377.38x = 9,604.69 × 9,604.69
  4. Step 4: Simplify right side
    4,377.38x = 92,250,021.97
  5. Step 5: Solve for x
    x = 92,250,021.97/4,377.38
  6. Step 6: Final answer
    x = 21,074.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.