Home / 2,198.97-3,034.59-1,204.25

Finding the Fourth Proportional to 2,198.97, 3,034.59 and 1,204.25

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Solution

The fourth proportional to 2,198.97, 3,034.59 and 1,204.25 is: 1,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.97 : 3,034.59 = 1,204.25 : x
  2. Step 2: Convert to fraction form
    2,198.97/3,034.59 = 1,204.25/x
  3. Step 3: Cross multiply
    2,198.97x = 3,034.59 × 1,204.25
  4. Step 4: Simplify right side
    2,198.97x = 3,654,405.01
  5. Step 5: Solve for x
    x = 3,654,405.01/2,198.97
  6. Step 6: Final answer
    x = 1,661.87

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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.