Home / 3,274.34-4,912.05-1,327.88

Finding the Fourth Proportional to 3,274.34, 4,912.05 and 1,327.88

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Solution

The fourth proportional to 3,274.34, 4,912.05 and 1,327.88 is: 1,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.34 : 4,912.05 = 1,327.88 : x
  2. Step 2: Convert to fraction form
    3,274.34/4,912.05 = 1,327.88/x
  3. Step 3: Cross multiply
    3,274.34x = 4,912.05 × 1,327.88
  4. Step 4: Simplify right side
    3,274.34x = 6,522,612.95
  5. Step 5: Solve for x
    x = 6,522,612.95/3,274.34
  6. Step 6: Final answer
    x = 1,992.04

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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.