Home / 8,839.92-12,204.18-6,155.04

Finding the Fourth Proportional to 8,839.92, 12,204.18 and 6,155.04

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Solution

The fourth proportional to 8,839.92, 12,204.18 and 6,155.04 is: 8,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.92 : 12,204.18 = 6,155.04 : x
  2. Step 2: Convert to fraction form
    8,839.92/12,204.18 = 6,155.04/x
  3. Step 3: Cross multiply
    8,839.92x = 12,204.18 × 6,155.04
  4. Step 4: Simplify right side
    8,839.92x = 75,117,216.07
  5. Step 5: Solve for x
    x = 75,117,216.07/8,839.92
  6. Step 6: Final answer
    x = 8,497.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.