Home / 8,824.24-13,238.66-3,279.18

Finding the Fourth Proportional to 8,824.24, 13,238.66 and 3,279.18

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Solution

The fourth proportional to 8,824.24, 13,238.66 and 3,279.18 is: 4,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.24 : 13,238.66 = 3,279.18 : x
  2. Step 2: Convert to fraction form
    8,824.24/13,238.66 = 3,279.18/x
  3. Step 3: Cross multiply
    8,824.24x = 13,238.66 × 3,279.18
  4. Step 4: Simplify right side
    8,824.24x = 43,411,949.10
  5. Step 5: Solve for x
    x = 43,411,949.10/8,824.24
  6. Step 6: Final answer
    x = 4,919.62

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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.