Home / 4,142.22-6,213.33-2,839.74

Finding the Fourth Proportional to 4,142.22, 6,213.33 and 2,839.74

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Solution

The fourth proportional to 4,142.22, 6,213.33 and 2,839.74 is: 4,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.22 : 6,213.33 = 2,839.74 : x
  2. Step 2: Convert to fraction form
    4,142.22/6,213.33 = 2,839.74/x
  3. Step 3: Cross multiply
    4,142.22x = 6,213.33 × 2,839.74
  4. Step 4: Simplify right side
    4,142.22x = 17,644,241.73
  5. Step 5: Solve for x
    x = 17,644,241.73/4,142.22
  6. Step 6: Final answer
    x = 4,259.61

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1.5x scale

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.