Home / 8,136.19-12,204.29-2,292.04

Finding the Fourth Proportional to 8,136.19, 12,204.29 and 2,292.04

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Solution

The fourth proportional to 8,136.19, 12,204.29 and 2,292.04 is: 3,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136.19 : 12,204.29 = 2,292.04 : x
  2. Step 2: Convert to fraction form
    8,136.19/12,204.29 = 2,292.04/x
  3. Step 3: Cross multiply
    8,136.19x = 12,204.29 × 2,292.04
  4. Step 4: Simplify right side
    8,136.19x = 27,972,720.85
  5. Step 5: Solve for x
    x = 27,972,720.85/8,136.19
  6. Step 6: Final answer
    x = 3,438.06

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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.