Home / 3,067.32-4,230.18-2,005.68

Finding the Fourth Proportional to 3,067.32, 4,230.18 and 2,005.68

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Solution

The fourth proportional to 3,067.32, 4,230.18 and 2,005.68 is: 2,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.32 : 4,230.18 = 2,005.68 : x
  2. Step 2: Convert to fraction form
    3,067.32/4,230.18 = 2,005.68/x
  3. Step 3: Cross multiply
    3,067.32x = 4,230.18 × 2,005.68
  4. Step 4: Simplify right side
    3,067.32x = 8,484,387.42
  5. Step 5: Solve for x
    x = 8,484,387.42/3,067.32
  6. Step 6: Final answer
    x = 2,766.06

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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.