Home / 8,006.30-12,001.24-3,329.02

Finding the Fourth Proportional to 8,006.30, 12,001.24 and 3,329.02

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Solution

The fourth proportional to 8,006.30, 12,001.24 and 3,329.02 is: 4,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006.30 : 12,001.24 = 3,329.02 : x
  2. Step 2: Convert to fraction form
    8,006.30/12,001.24 = 3,329.02/x
  3. Step 3: Cross multiply
    8,006.30x = 12,001.24 × 3,329.02
  4. Step 4: Simplify right side
    8,006.30x = 39,952,367.98
  5. Step 5: Solve for x
    x = 39,952,367.98/8,006.30
  6. Step 6: Final answer
    x = 4,990.12

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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.