Home / 8,872.68-13,309.08-3,941

Finding the Fourth Proportional to 8,872.68, 13,309.08 and 3,941

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Solution

The fourth proportional to 8,872.68, 13,309.08 and 3,941 is: 5,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.68 : 13,309.08 = 3,941 : x
  2. Step 2: Convert to fraction form
    8,872.68/13,309.08 = 3,941/x
  3. Step 3: Cross multiply
    8,872.68x = 13,309.08 × 3,941
  4. Step 4: Simplify right side
    8,872.68x = 52,451,084.28
  5. Step 5: Solve for x
    x = 52,451,084.28/8,872.68
  6. Step 6: Final answer
    x = 5,911.53

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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.