Home / 11,002.38-15,183.30-6,286.65

Finding the Fourth Proportional to 11,002.38, 15,183.30 and 6,286.65

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Solution

The fourth proportional to 11,002.38, 15,183.30 and 6,286.65 is: 8,675.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002.38 : 15,183.30 = 6,286.65 : x
  2. Step 2: Convert to fraction form
    11,002.38/15,183.30 = 6,286.65/x
  3. Step 3: Cross multiply
    11,002.38x = 15,183.30 × 6,286.65
  4. Step 4: Simplify right side
    11,002.38x = 95,452,092.95
  5. Step 5: Solve for x
    x = 95,452,092.95/11,002.38
  6. Step 6: Final answer
    x = 8,675.59

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.