Home / 3,766.43-5,645.50-2,839.02

Finding the Fourth Proportional to 3,766.43, 5,645.50 and 2,839.02

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Solution

The fourth proportional to 3,766.43, 5,645.50 and 2,839.02 is: 4,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.43 : 5,645.50 = 2,839.02 : x
  2. Step 2: Convert to fraction form
    3,766.43/5,645.50 = 2,839.02/x
  3. Step 3: Cross multiply
    3,766.43x = 5,645.50 × 2,839.02
  4. Step 4: Simplify right side
    3,766.43x = 16,027,659.14
  5. Step 5: Solve for x
    x = 16,027,659.14/3,766.43
  6. Step 6: Final answer
    x = 4,255.40

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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.