Home / 11,149.53-16,722.24-3,753.81

Finding the Fourth Proportional to 11,149.53, 16,722.24 and 3,753.81

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Solution

The fourth proportional to 11,149.53, 16,722.24 and 3,753.81 is: 5,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.53 : 16,722.24 = 3,753.81 : x
  2. Step 2: Convert to fraction form
    11,149.53/16,722.24 = 3,753.81/x
  3. Step 3: Cross multiply
    11,149.53x = 16,722.24 × 3,753.81
  4. Step 4: Simplify right side
    11,149.53x = 62,772,111.73
  5. Step 5: Solve for x
    x = 62,772,111.73/11,149.53
  6. Step 6: Final answer
    x = 5,630.02

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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.