Home / 5,134.53-7,711.52-3,200.25

Finding the Fourth Proportional to 5,134.53, 7,711.52 and 3,200.25

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Solution

The fourth proportional to 5,134.53, 7,711.52 and 3,200.25 is: 4,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.53 : 7,711.52 = 3,200.25 : x
  2. Step 2: Convert to fraction form
    5,134.53/7,711.52 = 3,200.25/x
  3. Step 3: Cross multiply
    5,134.53x = 7,711.52 × 3,200.25
  4. Step 4: Simplify right side
    5,134.53x = 24,678,775.88
  5. Step 5: Solve for x
    x = 24,678,775.88/5,134.53
  6. Step 6: Final answer
    x = 4,806.43

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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.