Home / 2,324.16-3,487.79-1,229.31

Finding the Fourth Proportional to 2,324.16, 3,487.79 and 1,229.31

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Solution

The fourth proportional to 2,324.16, 3,487.79 and 1,229.31 is: 1,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.16 : 3,487.79 = 1,229.31 : x
  2. Step 2: Convert to fraction form
    2,324.16/3,487.79 = 1,229.31/x
  3. Step 3: Cross multiply
    2,324.16x = 3,487.79 × 1,229.31
  4. Step 4: Simplify right side
    2,324.16x = 4,287,578.20
  5. Step 5: Solve for x
    x = 4,287,578.20/2,324.16
  6. Step 6: Final answer
    x = 1,844.79

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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.