Home / 8,192.28-12,288.40-2,348.92

Finding the Fourth Proportional to 8,192.28, 12,288.40 and 2,348.92

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Solution

The fourth proportional to 8,192.28, 12,288.40 and 2,348.92 is: 3,523.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.28 : 12,288.40 = 2,348.92 : x
  2. Step 2: Convert to fraction form
    8,192.28/12,288.40 = 2,348.92/x
  3. Step 3: Cross multiply
    8,192.28x = 12,288.40 × 2,348.92
  4. Step 4: Simplify right side
    8,192.28x = 28,864,468.53
  5. Step 5: Solve for x
    x = 28,864,468.53/8,192.28
  6. Step 6: Final answer
    x = 3,523.37

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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.