Home / 5,540.88-8,306.72-2,255.52

Finding the Fourth Proportional to 5,540.88, 8,306.72 and 2,255.52

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Solution

The fourth proportional to 5,540.88, 8,306.72 and 2,255.52 is: 3,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.88 : 8,306.72 = 2,255.52 : x
  2. Step 2: Convert to fraction form
    5,540.88/8,306.72 = 2,255.52/x
  3. Step 3: Cross multiply
    5,540.88x = 8,306.72 × 2,255.52
  4. Step 4: Simplify right side
    5,540.88x = 18,735,973.09
  5. Step 5: Solve for x
    x = 18,735,973.09/5,540.88
  6. Step 6: Final answer
    x = 3,381.41

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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.