Home / 2,452.80-3,381.28-1,862.31

Finding the Fourth Proportional to 2,452.80, 3,381.28 and 1,862.31

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Solution

The fourth proportional to 2,452.80, 3,381.28 and 1,862.31 is: 2,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.80 : 3,381.28 = 1,862.31 : x
  2. Step 2: Convert to fraction form
    2,452.80/3,381.28 = 1,862.31/x
  3. Step 3: Cross multiply
    2,452.80x = 3,381.28 × 1,862.31
  4. Step 4: Simplify right side
    2,452.80x = 6,296,991.56
  5. Step 5: Solve for x
    x = 6,296,991.56/2,452.80
  6. Step 6: Final answer
    x = 2,567.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.