Home / 2,238.76-3,357.13-1,198.54

Finding the Fourth Proportional to 2,238.76, 3,357.13 and 1,198.54

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Solution

The fourth proportional to 2,238.76, 3,357.13 and 1,198.54 is: 1,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.76 : 3,357.13 = 1,198.54 : x
  2. Step 2: Convert to fraction form
    2,238.76/3,357.13 = 1,198.54/x
  3. Step 3: Cross multiply
    2,238.76x = 3,357.13 × 1,198.54
  4. Step 4: Simplify right side
    2,238.76x = 4,023,654.59
  5. Step 5: Solve for x
    x = 4,023,654.59/2,238.76
  6. Step 6: Final answer
    x = 1,797.27

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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.