Home / 4,067.30-6,091.15-1,982.21

Finding the Fourth Proportional to 4,067.30, 6,091.15 and 1,982.21

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Solution

The fourth proportional to 4,067.30, 6,091.15 and 1,982.21 is: 2,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.30 : 6,091.15 = 1,982.21 : x
  2. Step 2: Convert to fraction form
    4,067.30/6,091.15 = 1,982.21/x
  3. Step 3: Cross multiply
    4,067.30x = 6,091.15 × 1,982.21
  4. Step 4: Simplify right side
    4,067.30x = 12,073,906.75
  5. Step 5: Solve for x
    x = 12,073,906.75/4,067.30
  6. Step 6: Final answer
    x = 2,968.53

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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.