Home / 8,327.04-12,491.28-3,397.02

Finding the Fourth Proportional to 8,327.04, 12,491.28 and 3,397.02

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Solution

The fourth proportional to 8,327.04, 12,491.28 and 3,397.02 is: 5,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.04 : 12,491.28 = 3,397.02 : x
  2. Step 2: Convert to fraction form
    8,327.04/12,491.28 = 3,397.02/x
  3. Step 3: Cross multiply
    8,327.04x = 12,491.28 × 3,397.02
  4. Step 4: Simplify right side
    8,327.04x = 42,433,127.99
  5. Step 5: Solve for x
    x = 42,433,127.99/8,327.04
  6. Step 6: Final answer
    x = 5,095.82

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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.