Home / 2,197.13-3,031.94-1,252.97

Finding the Fourth Proportional to 2,197.13, 3,031.94 and 1,252.97

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Solution

The fourth proportional to 2,197.13, 3,031.94 and 1,252.97 is: 1,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.13 : 3,031.94 = 1,252.97 : x
  2. Step 2: Convert to fraction form
    2,197.13/3,031.94 = 1,252.97/x
  3. Step 3: Cross multiply
    2,197.13x = 3,031.94 × 1,252.97
  4. Step 4: Simplify right side
    2,197.13x = 3,798,908.44
  5. Step 5: Solve for x
    x = 3,798,908.44/2,197.13
  6. Step 6: Final answer
    x = 1,729.04

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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.