Home / 11,149.77-16,724.97-3,754.47

Finding the Fourth Proportional to 11,149.77, 16,724.97 and 3,754.47

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Solution

The fourth proportional to 11,149.77, 16,724.97 and 3,754.47 is: 5,631.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.77 : 16,724.97 = 3,754.47 : x
  2. Step 2: Convert to fraction form
    11,149.77/16,724.97 = 3,754.47/x
  3. Step 3: Cross multiply
    11,149.77x = 16,724.97 × 3,754.47
  4. Step 4: Simplify right side
    11,149.77x = 62,793,398.12
  5. Step 5: Solve for x
    x = 62,793,398.12/11,149.77
  6. Step 6: Final answer
    x = 5,631.81

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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.