Home / 3,236.43-4,854.66-1,387.41

Finding the Fourth Proportional to 3,236.43, 4,854.66 and 1,387.41

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Solution

The fourth proportional to 3,236.43, 4,854.66 and 1,387.41 is: 2,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.43 : 4,854.66 = 1,387.41 : x
  2. Step 2: Convert to fraction form
    3,236.43/4,854.66 = 1,387.41/x
  3. Step 3: Cross multiply
    3,236.43x = 4,854.66 × 1,387.41
  4. Step 4: Simplify right side
    3,236.43x = 6,735,380.42
  5. Step 5: Solve for x
    x = 6,735,380.42/3,236.43
  6. Step 6: Final answer
    x = 2,081.11

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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.