Home / 11,234.22-16,861.67-5,691.42

Finding the Fourth Proportional to 11,234.22, 16,861.67 and 5,691.42

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Solution

The fourth proportional to 11,234.22, 16,861.67 and 5,691.42 is: 8,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.22 : 16,861.67 = 5,691.42 : x
  2. Step 2: Convert to fraction form
    11,234.22/16,861.67 = 5,691.42/x
  3. Step 3: Cross multiply
    11,234.22x = 16,861.67 × 5,691.42
  4. Step 4: Simplify right side
    11,234.22x = 95,966,845.87
  5. Step 5: Solve for x
    x = 95,966,845.87/11,234.22
  6. Step 6: Final answer
    x = 8,542.37

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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.