Home / 10,814.57-16,221.85-5,886.53

Finding the Fourth Proportional to 10,814.57, 16,221.85 and 5,886.53

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Solution

The fourth proportional to 10,814.57, 16,221.85 and 5,886.53 is: 8,829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.57 : 16,221.85 = 5,886.53 : x
  2. Step 2: Convert to fraction form
    10,814.57/16,221.85 = 5,886.53/x
  3. Step 3: Cross multiply
    10,814.57x = 16,221.85 × 5,886.53
  4. Step 4: Simplify right side
    10,814.57x = 95,490,310.85
  5. Step 5: Solve for x
    x = 95,490,310.85/10,814.57
  6. Step 6: Final answer
    x = 8,829.79

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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.