Home / 8,125.44-12,188.20-2,282.10

Finding the Fourth Proportional to 8,125.44, 12,188.20 and 2,282.10

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Solution

The fourth proportional to 8,125.44, 12,188.20 and 2,282.10 is: 3,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.44 : 12,188.20 = 2,282.10 : x
  2. Step 2: Convert to fraction form
    8,125.44/12,188.20 = 2,282.10/x
  3. Step 3: Cross multiply
    8,125.44x = 12,188.20 × 2,282.10
  4. Step 4: Simplify right side
    8,125.44x = 27,814,691.22
  5. Step 5: Solve for x
    x = 27,814,691.22/8,125.44
  6. Step 6: Final answer
    x = 3,423.16

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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.