Home / 2,249.06-3,371.27-862.02

Finding the Fourth Proportional to 2,249.06, 3,371.27 and 862.02

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Solution

The fourth proportional to 2,249.06, 3,371.27 and 862.02 is: 1,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.06 : 3,371.27 = 862.02 : x
  2. Step 2: Convert to fraction form
    2,249.06/3,371.27 = 862.02/x
  3. Step 3: Cross multiply
    2,249.06x = 3,371.27 × 862.02
  4. Step 4: Simplify right side
    2,249.06x = 2,906,097.86
  5. Step 5: Solve for x
    x = 2,906,097.86/2,249.06
  6. Step 6: Final answer
    x = 1,292.14

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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.