Home / 3,067.58-4,231.53-1,888.41

Finding the Fourth Proportional to 3,067.58, 4,231.53 and 1,888.41

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Solution

The fourth proportional to 3,067.58, 4,231.53 and 1,888.41 is: 2,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.58 : 4,231.53 = 1,888.41 : x
  2. Step 2: Convert to fraction form
    3,067.58/4,231.53 = 1,888.41/x
  3. Step 3: Cross multiply
    3,067.58x = 4,231.53 × 1,888.41
  4. Step 4: Simplify right side
    3,067.58x = 7,990,863.57
  5. Step 5: Solve for x
    x = 7,990,863.57/3,067.58
  6. Step 6: Final answer
    x = 2,604.94

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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.