Home / 10,261.14-15,391.71-2,469.95

Finding the Fourth Proportional to 10,261.14, 15,391.71 and 2,469.95

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Solution

The fourth proportional to 10,261.14, 15,391.71 and 2,469.95 is: 3,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.14 : 15,391.71 = 2,469.95 : x
  2. Step 2: Convert to fraction form
    10,261.14/15,391.71 = 2,469.95/x
  3. Step 3: Cross multiply
    10,261.14x = 15,391.71 × 2,469.95
  4. Step 4: Simplify right side
    10,261.14x = 38,016,734.87
  5. Step 5: Solve for x
    x = 38,016,734.87/10,261.14
  6. Step 6: Final answer
    x = 3,704.92

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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.