Home / 11,355.17-17,027.89-3,957.44

Finding the Fourth Proportional to 11,355.17, 17,027.89 and 3,957.44

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Solution

The fourth proportional to 11,355.17, 17,027.89 and 3,957.44 is: 5,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.17 : 17,027.89 = 3,957.44 : x
  2. Step 2: Convert to fraction form
    11,355.17/17,027.89 = 3,957.44/x
  3. Step 3: Cross multiply
    11,355.17x = 17,027.89 × 3,957.44
  4. Step 4: Simplify right side
    11,355.17x = 67,386,757.97
  5. Step 5: Solve for x
    x = 67,386,757.97/11,355.17
  6. Step 6: Final answer
    x = 5,934.46

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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.