Home / 8,240.28-12,363.96-5,467.92

Finding the Fourth Proportional to 8,240.28, 12,363.96 and 5,467.92

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Solution

The fourth proportional to 8,240.28, 12,363.96 and 5,467.92 is: 8,204.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.28 : 12,363.96 = 5,467.92 : x
  2. Step 2: Convert to fraction form
    8,240.28/12,363.96 = 5,467.92/x
  3. Step 3: Cross multiply
    8,240.28x = 12,363.96 × 5,467.92
  4. Step 4: Simplify right side
    8,240.28x = 67,605,144.16
  5. Step 5: Solve for x
    x = 67,605,144.16/8,240.28
  6. Step 6: Final answer
    x = 8,204.23

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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.