Home / 11,578.25-17,367.38-3,787.06

Finding the Fourth Proportional to 11,578.25, 17,367.38 and 3,787.06

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Solution

The fourth proportional to 11,578.25, 17,367.38 and 3,787.06 is: 5,680.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.25 : 17,367.38 = 3,787.06 : x
  2. Step 2: Convert to fraction form
    11,578.25/17,367.38 = 3,787.06/x
  3. Step 3: Cross multiply
    11,578.25x = 17,367.38 × 3,787.06
  4. Step 4: Simplify right side
    11,578.25x = 65,771,310.10
  5. Step 5: Solve for x
    x = 65,771,310.10/11,578.25
  6. Step 6: Final answer
    x = 5,680.59

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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.