Home / 8,084.88-12,127.48-3,467.92

Finding the Fourth Proportional to 8,084.88, 12,127.48 and 3,467.92

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Solution

The fourth proportional to 8,084.88, 12,127.48 and 3,467.92 is: 5,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.88 : 12,127.48 = 3,467.92 : x
  2. Step 2: Convert to fraction form
    8,084.88/12,127.48 = 3,467.92/x
  3. Step 3: Cross multiply
    8,084.88x = 12,127.48 × 3,467.92
  4. Step 4: Simplify right side
    8,084.88x = 42,057,130.44
  5. Step 5: Solve for x
    x = 42,057,130.44/8,084.88
  6. Step 6: Final answer
    x = 5,201.95

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Double scale
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Similar ratio
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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.