Home / 6,191.22-8,540.01-3,799.92

Finding the Fourth Proportional to 6,191.22, 8,540.01 and 3,799.92

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Solution

The fourth proportional to 6,191.22, 8,540.01 and 3,799.92 is: 5,241.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.22 : 8,540.01 = 3,799.92 : x
  2. Step 2: Convert to fraction form
    6,191.22/8,540.01 = 3,799.92/x
  3. Step 3: Cross multiply
    6,191.22x = 8,540.01 × 3,799.92
  4. Step 4: Simplify right side
    6,191.22x = 32,451,354.80
  5. Step 5: Solve for x
    x = 32,451,354.80/6,191.22
  6. Step 6: Final answer
    x = 5,241.51

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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.