Home / 11,424.76-17,132.58-4,400.86

Finding the Fourth Proportional to 11,424.76, 17,132.58 and 4,400.86

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Solution

The fourth proportional to 11,424.76, 17,132.58 and 4,400.86 is: 6,599.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.76 : 17,132.58 = 4,400.86 : x
  2. Step 2: Convert to fraction form
    11,424.76/17,132.58 = 4,400.86/x
  3. Step 3: Cross multiply
    11,424.76x = 17,132.58 × 4,400.86
  4. Step 4: Simplify right side
    11,424.76x = 75,398,086.02
  5. Step 5: Solve for x
    x = 75,398,086.02/11,424.76
  6. Step 6: Final answer
    x = 6,599.53

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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.