Home / 10,806.65-16,217.27-4,232.02

Finding the Fourth Proportional to 10,806.65, 16,217.27 and 4,232.02

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Solution

The fourth proportional to 10,806.65, 16,217.27 and 4,232.02 is: 6,350.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.65 : 16,217.27 = 4,232.02 : x
  2. Step 2: Convert to fraction form
    10,806.65/16,217.27 = 4,232.02/x
  3. Step 3: Cross multiply
    10,806.65x = 16,217.27 × 4,232.02
  4. Step 4: Simplify right side
    10,806.65x = 68,631,729.90
  5. Step 5: Solve for x
    x = 68,631,729.90/10,806.65
  6. Step 6: Final answer
    x = 6,350.88

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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.