Home / 8,876.88-13,310.55-4,424.85

Finding the Fourth Proportional to 8,876.88, 13,310.55 and 4,424.85

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Solution

The fourth proportional to 8,876.88, 13,310.55 and 4,424.85 is: 6,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.88 : 13,310.55 = 4,424.85 : x
  2. Step 2: Convert to fraction form
    8,876.88/13,310.55 = 4,424.85/x
  3. Step 3: Cross multiply
    8,876.88x = 13,310.55 × 4,424.85
  4. Step 4: Simplify right side
    8,876.88x = 58,897,187.17
  5. Step 5: Solve for x
    x = 58,897,187.17/8,876.88
  6. Step 6: Final answer
    x = 6,634.90

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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.