Home / 3,194.85-4,408.74-2,251.02

Finding the Fourth Proportional to 3,194.85, 4,408.74 and 2,251.02

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Solution

The fourth proportional to 3,194.85, 4,408.74 and 2,251.02 is: 3,106.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.85 : 4,408.74 = 2,251.02 : x
  2. Step 2: Convert to fraction form
    3,194.85/4,408.74 = 2,251.02/x
  3. Step 3: Cross multiply
    3,194.85x = 4,408.74 × 2,251.02
  4. Step 4: Simplify right side
    3,194.85x = 9,924,161.91
  5. Step 5: Solve for x
    x = 9,924,161.91/3,194.85
  6. Step 6: Final answer
    x = 3,106.30

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1.5x scale

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.