Home / 3,067.02-4,231.75-1,807.97

Finding the Fourth Proportional to 3,067.02, 4,231.75 and 1,807.97

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Solution

The fourth proportional to 3,067.02, 4,231.75 and 1,807.97 is: 2,494.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.02 : 4,231.75 = 1,807.97 : x
  2. Step 2: Convert to fraction form
    3,067.02/4,231.75 = 1,807.97/x
  3. Step 3: Cross multiply
    3,067.02x = 4,231.75 × 1,807.97
  4. Step 4: Simplify right side
    3,067.02x = 7,650,877.05
  5. Step 5: Solve for x
    x = 7,650,877.05/3,067.02
  6. Step 6: Final answer
    x = 2,494.56

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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.