Home / 5,576.70-8,375.44-4,909.83

Finding the Fourth Proportional to 5,576.70, 8,375.44 and 4,909.83

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Solution

The fourth proportional to 5,576.70, 8,375.44 and 4,909.83 is: 7,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.70 : 8,375.44 = 4,909.83 : x
  2. Step 2: Convert to fraction form
    5,576.70/8,375.44 = 4,909.83/x
  3. Step 3: Cross multiply
    5,576.70x = 8,375.44 × 4,909.83
  4. Step 4: Simplify right side
    5,576.70x = 41,121,974.30
  5. Step 5: Solve for x
    x = 41,121,974.30/5,576.70
  6. Step 6: Final answer
    x = 7,373.89

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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.