Home / 2,198.44-3,033.70-1,266.60

Finding the Fourth Proportional to 2,198.44, 3,033.70 and 1,266.60

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Solution

The fourth proportional to 2,198.44, 3,033.70 and 1,266.60 is: 1,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.44 : 3,033.70 = 1,266.60 : x
  2. Step 2: Convert to fraction form
    2,198.44/3,033.70 = 1,266.60/x
  3. Step 3: Cross multiply
    2,198.44x = 3,033.70 × 1,266.60
  4. Step 4: Simplify right side
    2,198.44x = 3,842,484.42
  5. Step 5: Solve for x
    x = 3,842,484.42/2,198.44
  6. Step 6: Final answer
    x = 1,747.82

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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.