Home / 5,558.20-8,337.30-2,270.55

Finding the Fourth Proportional to 5,558.20, 8,337.30 and 2,270.55

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Solution

The fourth proportional to 5,558.20, 8,337.30 and 2,270.55 is: 3,405.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.20 : 8,337.30 = 2,270.55 : x
  2. Step 2: Convert to fraction form
    5,558.20/8,337.30 = 2,270.55/x
  3. Step 3: Cross multiply
    5,558.20x = 8,337.30 × 2,270.55
  4. Step 4: Simplify right side
    5,558.20x = 18,930,256.52
  5. Step 5: Solve for x
    x = 18,930,256.52/5,558.20
  6. Step 6: Final answer
    x = 3,405.83

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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.