Home / 8,569.28-12,844.56-3,369.44

Finding the Fourth Proportional to 8,569.28, 12,844.56 and 3,369.44

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Solution

The fourth proportional to 8,569.28, 12,844.56 and 3,369.44 is: 5,050.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.28 : 12,844.56 = 3,369.44 : x
  2. Step 2: Convert to fraction form
    8,569.28/12,844.56 = 3,369.44/x
  3. Step 3: Cross multiply
    8,569.28x = 12,844.56 × 3,369.44
  4. Step 4: Simplify right side
    8,569.28x = 43,278,974.25
  5. Step 5: Solve for x
    x = 43,278,974.25/8,569.28
  6. Step 6: Final answer
    x = 5,050.48

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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.