Home / 3,067.80-4,596.90-2,578.20

Finding the Fourth Proportional to 3,067.80, 4,596.90 and 2,578.20

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Solution

The fourth proportional to 3,067.80, 4,596.90 and 2,578.20 is: 3,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.80 : 4,596.90 = 2,578.20 : x
  2. Step 2: Convert to fraction form
    3,067.80/4,596.90 = 2,578.20/x
  3. Step 3: Cross multiply
    3,067.80x = 4,596.90 × 2,578.20
  4. Step 4: Simplify right side
    3,067.80x = 11,851,727.58
  5. Step 5: Solve for x
    x = 11,851,727.58/3,067.80
  6. Step 6: Final answer
    x = 3,863.27

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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.