Home / 5,462.40-8,174.70-3,272.70

Finding the Fourth Proportional to 5,462.40, 8,174.70 and 3,272.70

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Solution

The fourth proportional to 5,462.40, 8,174.70 and 3,272.70 is: 4,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.40 : 8,174.70 = 3,272.70 : x
  2. Step 2: Convert to fraction form
    5,462.40/8,174.70 = 3,272.70/x
  3. Step 3: Cross multiply
    5,462.40x = 8,174.70 × 3,272.70
  4. Step 4: Simplify right side
    5,462.40x = 26,753,340.69
  5. Step 5: Solve for x
    x = 26,753,340.69/5,462.40
  6. Step 6: Final answer
    x = 4,897.73

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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.