Home / 2,749.88-4,122.92-1,452.26

Finding the Fourth Proportional to 2,749.88, 4,122.92 and 1,452.26

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Solution

The fourth proportional to 2,749.88, 4,122.92 and 1,452.26 is: 2,177.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.88 : 4,122.92 = 1,452.26 : x
  2. Step 2: Convert to fraction form
    2,749.88/4,122.92 = 1,452.26/x
  3. Step 3: Cross multiply
    2,749.88x = 4,122.92 × 1,452.26
  4. Step 4: Simplify right side
    2,749.88x = 5,987,551.80
  5. Step 5: Solve for x
    x = 5,987,551.80/2,749.88
  6. Step 6: Final answer
    x = 2,177.39

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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.