Home / 2,195.24-3,029.52-1,251.18

Finding the Fourth Proportional to 2,195.24, 3,029.52 and 1,251.18

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Solution

The fourth proportional to 2,195.24, 3,029.52 and 1,251.18 is: 1,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.24 : 3,029.52 = 1,251.18 : x
  2. Step 2: Convert to fraction form
    2,195.24/3,029.52 = 1,251.18/x
  3. Step 3: Cross multiply
    2,195.24x = 3,029.52 × 1,251.18
  4. Step 4: Simplify right side
    2,195.24x = 3,790,481.01
  5. Step 5: Solve for x
    x = 3,790,481.01/2,195.24
  6. Step 6: Final answer
    x = 1,726.68

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1.5x scale

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.