Home / 11,132.62-16,687.99-4,549.75

Finding the Fourth Proportional to 11,132.62, 16,687.99 and 4,549.75

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Solution

The fourth proportional to 11,132.62, 16,687.99 and 4,549.75 is: 6,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.62 : 16,687.99 = 4,549.75 : x
  2. Step 2: Convert to fraction form
    11,132.62/16,687.99 = 4,549.75/x
  3. Step 3: Cross multiply
    11,132.62x = 16,687.99 × 4,549.75
  4. Step 4: Simplify right side
    11,132.62x = 75,926,182.50
  5. Step 5: Solve for x
    x = 75,926,182.50/11,132.62
  6. Step 6: Final answer
    x = 6,820.15

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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.