Home / 11,260.52-16,872.20-3,860.97

Finding the Fourth Proportional to 11,260.52, 16,872.20 and 3,860.97

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Solution

The fourth proportional to 11,260.52, 16,872.20 and 3,860.97 is: 5,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.52 : 16,872.20 = 3,860.97 : x
  2. Step 2: Convert to fraction form
    11,260.52/16,872.20 = 3,860.97/x
  3. Step 3: Cross multiply
    11,260.52x = 16,872.20 × 3,860.97
  4. Step 4: Simplify right side
    11,260.52x = 65,142,989.94
  5. Step 5: Solve for x
    x = 65,142,989.94/11,260.52
  6. Step 6: Final answer
    x = 5,785.08

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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.