Home / 2,032.16-3,042.42-1,257.44

Finding the Fourth Proportional to 2,032.16, 3,042.42 and 1,257.44

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Solution

The fourth proportional to 2,032.16, 3,042.42 and 1,257.44 is: 1,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.16 : 3,042.42 = 1,257.44 : x
  2. Step 2: Convert to fraction form
    2,032.16/3,042.42 = 1,257.44/x
  3. Step 3: Cross multiply
    2,032.16x = 3,042.42 × 1,257.44
  4. Step 4: Simplify right side
    2,032.16x = 3,825,660.60
  5. Step 5: Solve for x
    x = 3,825,660.60/2,032.16
  6. Step 6: Final answer
    x = 1,882.56

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1.5x scale

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.