Home / 8,077.23-12,115.86-2,233.85

Finding the Fourth Proportional to 8,077.23, 12,115.86 and 2,233.85

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Solution

The fourth proportional to 8,077.23, 12,115.86 and 2,233.85 is: 3,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.23 : 12,115.86 = 2,233.85 : x
  2. Step 2: Convert to fraction form
    8,077.23/12,115.86 = 2,233.85/x
  3. Step 3: Cross multiply
    8,077.23x = 12,115.86 × 2,233.85
  4. Step 4: Simplify right side
    8,077.23x = 27,065,044.15
  5. Step 5: Solve for x
    x = 27,065,044.15/8,077.23
  6. Step 6: Final answer
    x = 3,350.78

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Double scale
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Similar ratio
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1.5x scale

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.