Home / 8,188.30-12,282.40-2,344.92

Finding the Fourth Proportional to 8,188.30, 12,282.40 and 2,344.92

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Solution

The fourth proportional to 8,188.30, 12,282.40 and 2,344.92 is: 3,517.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.30 : 12,282.40 = 2,344.92 : x
  2. Step 2: Convert to fraction form
    8,188.30/12,282.40 = 2,344.92/x
  3. Step 3: Cross multiply
    8,188.30x = 12,282.40 × 2,344.92
  4. Step 4: Simplify right side
    8,188.30x = 28,801,245.41
  5. Step 5: Solve for x
    x = 28,801,245.41/8,188.30
  6. Step 6: Final answer
    x = 3,517.37

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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.