Home / 9,177.42-13,761.92-3,629.86

Finding the Fourth Proportional to 9,177.42, 13,761.92 and 3,629.86

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Solution

The fourth proportional to 9,177.42, 13,761.92 and 3,629.86 is: 5,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177.42 : 13,761.92 = 3,629.86 : x
  2. Step 2: Convert to fraction form
    9,177.42/13,761.92 = 3,629.86/x
  3. Step 3: Cross multiply
    9,177.42x = 13,761.92 × 3,629.86
  4. Step 4: Simplify right side
    9,177.42x = 49,953,842.93
  5. Step 5: Solve for x
    x = 49,953,842.93/9,177.42
  6. Step 6: Final answer
    x = 5,443.12

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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.