Home / 5,540.87-8,306.97-2,766.15

Finding the Fourth Proportional to 5,540.87, 8,306.97 and 2,766.15

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Solution

The fourth proportional to 5,540.87, 8,306.97 and 2,766.15 is: 4,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.87 : 8,306.97 = 2,766.15 : x
  2. Step 2: Convert to fraction form
    5,540.87/8,306.97 = 2,766.15/x
  3. Step 3: Cross multiply
    5,540.87x = 8,306.97 × 2,766.15
  4. Step 4: Simplify right side
    5,540.87x = 22,978,325.07
  5. Step 5: Solve for x
    x = 22,978,325.07/5,540.87
  6. Step 6: Final answer
    x = 4,147.06

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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.