Home / 11,644.20-17,468.87-3,324.03

Finding the Fourth Proportional to 11,644.20, 17,468.87 and 3,324.03

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Solution

The fourth proportional to 11,644.20, 17,468.87 and 3,324.03 is: 4,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.20 : 17,468.87 = 3,324.03 : x
  2. Step 2: Convert to fraction form
    11,644.20/17,468.87 = 3,324.03/x
  3. Step 3: Cross multiply
    11,644.20x = 17,468.87 × 3,324.03
  4. Step 4: Simplify right side
    11,644.20x = 58,067,031.33
  5. Step 5: Solve for x
    x = 58,067,031.33/11,644.20
  6. Step 6: Final answer
    x = 4,986.78

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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.