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Finding the Fourth Proportional to 8,834.87, 13,249.66 and 2,910.66

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Solution

The fourth proportional to 8,834.87, 13,249.66 and 2,910.66 is: 4,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.87 : 13,249.66 = 2,910.66 : x
  2. Step 2: Convert to fraction form
    8,834.87/13,249.66 = 2,910.66/x
  3. Step 3: Cross multiply
    8,834.87x = 13,249.66 × 2,910.66
  4. Step 4: Simplify right side
    8,834.87x = 38,565,255.38
  5. Step 5: Solve for x
    x = 38,565,255.38/8,834.87
  6. Step 6: Final answer
    x = 4,365.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.