Home / 5,540.23-8,310.35-2,252.56

Finding the Fourth Proportional to 5,540.23, 8,310.35 and 2,252.56

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Solution

The fourth proportional to 5,540.23, 8,310.35 and 2,252.56 is: 3,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.23 : 8,310.35 = 2,252.56 : x
  2. Step 2: Convert to fraction form
    5,540.23/8,310.35 = 2,252.56/x
  3. Step 3: Cross multiply
    5,540.23x = 8,310.35 × 2,252.56
  4. Step 4: Simplify right side
    5,540.23x = 18,719,520.44
  5. Step 5: Solve for x
    x = 18,719,520.44/5,540.23
  6. Step 6: Final answer
    x = 3,378.83

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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.