Home / 8,225.82-12,337.35-2,381.06

Finding the Fourth Proportional to 8,225.82, 12,337.35 and 2,381.06

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Solution

The fourth proportional to 8,225.82, 12,337.35 and 2,381.06 is: 3,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.82 : 12,337.35 = 2,381.06 : x
  2. Step 2: Convert to fraction form
    8,225.82/12,337.35 = 2,381.06/x
  3. Step 3: Cross multiply
    8,225.82x = 12,337.35 × 2,381.06
  4. Step 4: Simplify right side
    8,225.82x = 29,375,908.90
  5. Step 5: Solve for x
    x = 29,375,908.90/8,225.82
  6. Step 6: Final answer
    x = 3,571.18

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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.