Home / 3,067.92-4,232.31-1,808.12

Finding the Fourth Proportional to 3,067.92, 4,232.31 and 1,808.12

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Solution

The fourth proportional to 3,067.92, 4,232.31 and 1,808.12 is: 2,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.92 : 4,232.31 = 1,808.12 : x
  2. Step 2: Convert to fraction form
    3,067.92/4,232.31 = 1,808.12/x
  3. Step 3: Cross multiply
    3,067.92x = 4,232.31 × 1,808.12
  4. Step 4: Simplify right side
    3,067.92x = 7,652,519.84
  5. Step 5: Solve for x
    x = 7,652,519.84/3,067.92
  6. Step 6: Final answer
    x = 2,494.37

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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.