Home / 2,286.92-3,154.05-1,540.57

Finding the Fourth Proportional to 2,286.92, 3,154.05 and 1,540.57

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Solution

The fourth proportional to 2,286.92, 3,154.05 and 1,540.57 is: 2,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.92 : 3,154.05 = 1,540.57 : x
  2. Step 2: Convert to fraction form
    2,286.92/3,154.05 = 1,540.57/x
  3. Step 3: Cross multiply
    2,286.92x = 3,154.05 × 1,540.57
  4. Step 4: Simplify right side
    2,286.92x = 4,859,026.92
  5. Step 5: Solve for x
    x = 4,859,026.92/2,286.92
  6. Step 6: Final answer
    x = 2,124.71

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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.