Home / 11,454.39-17,177.94-3,661.38

Finding the Fourth Proportional to 11,454.39, 17,177.94 and 3,661.38

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Solution

The fourth proportional to 11,454.39, 17,177.94 and 3,661.38 is: 5,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.39 : 17,177.94 = 3,661.38 : x
  2. Step 2: Convert to fraction form
    11,454.39/17,177.94 = 3,661.38/x
  3. Step 3: Cross multiply
    11,454.39x = 17,177.94 × 3,661.38
  4. Step 4: Simplify right side
    11,454.39x = 62,894,965.96
  5. Step 5: Solve for x
    x = 62,894,965.96/11,454.39
  6. Step 6: Final answer
    x = 5,490.90

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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.