Home / 8,627.28-12,932.21-3,359.00

Finding the Fourth Proportional to 8,627.28, 12,932.21 and 3,359.00

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Solution

The fourth proportional to 8,627.28, 12,932.21 and 3,359.00 is: 5,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.28 : 12,932.21 = 3,359.00 : x
  2. Step 2: Convert to fraction form
    8,627.28/12,932.21 = 3,359.00/x
  3. Step 3: Cross multiply
    8,627.28x = 12,932.21 × 3,359.00
  4. Step 4: Simplify right side
    8,627.28x = 43,439,211.93
  5. Step 5: Solve for x
    x = 43,439,211.93/8,627.28
  6. Step 6: Final answer
    x = 5,035.10

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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.