Home / 9,155.91-13,741.16-3,610.65

Finding the Fourth Proportional to 9,155.91, 13,741.16 and 3,610.65

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Solution

The fourth proportional to 9,155.91, 13,741.16 and 3,610.65 is: 5,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.91 : 13,741.16 = 3,610.65 : x
  2. Step 2: Convert to fraction form
    9,155.91/13,741.16 = 3,610.65/x
  3. Step 3: Cross multiply
    9,155.91x = 13,741.16 × 3,610.65
  4. Step 4: Simplify right side
    9,155.91x = 49,614,519.35
  5. Step 5: Solve for x
    x = 49,614,519.35/9,155.91
  6. Step 6: Final answer
    x = 5,418.85

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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.