Home / 8,188.24-12,282.78-2,344.90

Finding the Fourth Proportional to 8,188.24, 12,282.78 and 2,344.90

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Solution

The fourth proportional to 8,188.24, 12,282.78 and 2,344.90 is: 3,517.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.24 : 12,282.78 = 2,344.90 : x
  2. Step 2: Convert to fraction form
    8,188.24/12,282.78 = 2,344.90/x
  3. Step 3: Cross multiply
    8,188.24x = 12,282.78 × 2,344.90
  4. Step 4: Simplify right side
    8,188.24x = 28,801,890.82
  5. Step 5: Solve for x
    x = 28,801,890.82/8,188.24
  6. Step 6: Final answer
    x = 3,517.47

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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.