Home / 11,424.86-17,133.62-3,631.85

Finding the Fourth Proportional to 11,424.86, 17,133.62 and 3,631.85

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Solution

The fourth proportional to 11,424.86, 17,133.62 and 3,631.85 is: 5,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.86 : 17,133.62 = 3,631.85 : x
  2. Step 2: Convert to fraction form
    11,424.86/17,133.62 = 3,631.85/x
  3. Step 3: Cross multiply
    11,424.86x = 17,133.62 × 3,631.85
  4. Step 4: Simplify right side
    11,424.86x = 62,226,737.80
  5. Step 5: Solve for x
    x = 62,226,737.80/11,424.86
  6. Step 6: Final answer
    x = 5,446.61

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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.