Home / 8,224.08-12,330.36-3,838.92

Finding the Fourth Proportional to 8,224.08, 12,330.36 and 3,838.92

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Solution

The fourth proportional to 8,224.08, 12,330.36 and 3,838.92 is: 5,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.08 : 12,330.36 = 3,838.92 : x
  2. Step 2: Convert to fraction form
    8,224.08/12,330.36 = 3,838.92/x
  3. Step 3: Cross multiply
    8,224.08x = 12,330.36 × 3,838.92
  4. Step 4: Simplify right side
    8,224.08x = 47,335,265.61
  5. Step 5: Solve for x
    x = 47,335,265.61/8,224.08
  6. Step 6: Final answer
    x = 5,755.69

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1.5x scale

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.