Home / 10,884.98-16,327.20-3,489.96

Finding the Fourth Proportional to 10,884.98, 16,327.20 and 3,489.96

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Solution

The fourth proportional to 10,884.98, 16,327.20 and 3,489.96 is: 5,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.98 : 16,327.20 = 3,489.96 : x
  2. Step 2: Convert to fraction form
    10,884.98/16,327.20 = 3,489.96/x
  3. Step 3: Cross multiply
    10,884.98x = 16,327.20 × 3,489.96
  4. Step 4: Simplify right side
    10,884.98x = 56,981,274.91
  5. Step 5: Solve for x
    x = 56,981,274.91/10,884.98
  6. Step 6: Final answer
    x = 5,234.85

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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.