Home / 5,540.56-8,310.95-2,251.38

Finding the Fourth Proportional to 5,540.56, 8,310.95 and 2,251.38

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Solution

The fourth proportional to 5,540.56, 8,310.95 and 2,251.38 is: 3,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.56 : 8,310.95 = 2,251.38 : x
  2. Step 2: Convert to fraction form
    5,540.56/8,310.95 = 2,251.38/x
  3. Step 3: Cross multiply
    5,540.56x = 8,310.95 × 2,251.38
  4. Step 4: Simplify right side
    5,540.56x = 18,711,106.61
  5. Step 5: Solve for x
    x = 18,711,106.61/5,540.56
  6. Step 6: Final answer
    x = 3,377.11

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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.