Home / 5,580.14-8,375.61-4,103.90

Finding the Fourth Proportional to 5,580.14, 8,375.61 and 4,103.90

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Solution

The fourth proportional to 5,580.14, 8,375.61 and 4,103.90 is: 6,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.14 : 8,375.61 = 4,103.90 : x
  2. Step 2: Convert to fraction form
    5,580.14/8,375.61 = 4,103.90/x
  3. Step 3: Cross multiply
    5,580.14x = 8,375.61 × 4,103.90
  4. Step 4: Simplify right side
    5,580.14x = 34,372,665.88
  5. Step 5: Solve for x
    x = 34,372,665.88/5,580.14
  6. Step 6: Final answer
    x = 6,159.82

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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.