Home / 8,224.85-12,337.29-2,381.47

Finding the Fourth Proportional to 8,224.85, 12,337.29 and 2,381.47

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Solution

The fourth proportional to 8,224.85, 12,337.29 and 2,381.47 is: 3,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.85 : 12,337.29 = 2,381.47 : x
  2. Step 2: Convert to fraction form
    8,224.85/12,337.29 = 2,381.47/x
  3. Step 3: Cross multiply
    8,224.85x = 12,337.29 × 2,381.47
  4. Step 4: Simplify right side
    8,224.85x = 29,380,855.17
  5. Step 5: Solve for x
    x = 29,380,855.17/8,224.85
  6. Step 6: Final answer
    x = 3,572.20

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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.