Home / 9,255.18-13,882.79-3,099.18

Finding the Fourth Proportional to 9,255.18, 13,882.79 and 3,099.18

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Solution

The fourth proportional to 9,255.18, 13,882.79 and 3,099.18 is: 4,648.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.18 : 13,882.79 = 3,099.18 : x
  2. Step 2: Convert to fraction form
    9,255.18/13,882.79 = 3,099.18/x
  3. Step 3: Cross multiply
    9,255.18x = 13,882.79 × 3,099.18
  4. Step 4: Simplify right side
    9,255.18x = 43,025,249.62
  5. Step 5: Solve for x
    x = 43,025,249.62/9,255.18
  6. Step 6: Final answer
    x = 4,648.78

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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.