Home / 7,932.44-11,890.08-3,543.86

Finding the Fourth Proportional to 7,932.44, 11,890.08 and 3,543.86

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Solution

The fourth proportional to 7,932.44, 11,890.08 and 3,543.86 is: 5,311.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.44 : 11,890.08 = 3,543.86 : x
  2. Step 2: Convert to fraction form
    7,932.44/11,890.08 = 3,543.86/x
  3. Step 3: Cross multiply
    7,932.44x = 11,890.08 × 3,543.86
  4. Step 4: Simplify right side
    7,932.44x = 42,136,778.91
  5. Step 5: Solve for x
    x = 42,136,778.91/7,932.44
  6. Step 6: Final answer
    x = 5,311.96

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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.