Home / 3,414.25-5,129.07-2,028.49

Finding the Fourth Proportional to 3,414.25, 5,129.07 and 2,028.49

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Solution

The fourth proportional to 3,414.25, 5,129.07 and 2,028.49 is: 3,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.25 : 5,129.07 = 2,028.49 : x
  2. Step 2: Convert to fraction form
    3,414.25/5,129.07 = 2,028.49/x
  3. Step 3: Cross multiply
    3,414.25x = 5,129.07 × 2,028.49
  4. Step 4: Simplify right side
    3,414.25x = 10,404,287.04
  5. Step 5: Solve for x
    x = 10,404,287.04/3,414.25
  6. Step 6: Final answer
    x = 3,047.31

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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.