Home / 2,286.41-3,424.12-1,243.82

Finding the Fourth Proportional to 2,286.41, 3,424.12 and 1,243.82

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Solution

The fourth proportional to 2,286.41, 3,424.12 and 1,243.82 is: 1,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.41 : 3,424.12 = 1,243.82 : x
  2. Step 2: Convert to fraction form
    2,286.41/3,424.12 = 1,243.82/x
  3. Step 3: Cross multiply
    2,286.41x = 3,424.12 × 1,243.82
  4. Step 4: Simplify right side
    2,286.41x = 4,259,001.39
  5. Step 5: Solve for x
    x = 4,259,001.39/2,286.41
  6. Step 6: Final answer
    x = 1,862.75

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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.