Home / 3,067.02-4,232.49-1,669.78

Finding the Fourth Proportional to 3,067.02, 4,232.49 and 1,669.78

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Solution

The fourth proportional to 3,067.02, 4,232.49 and 1,669.78 is: 2,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.02 : 4,232.49 = 1,669.78 : x
  2. Step 2: Convert to fraction form
    3,067.02/4,232.49 = 1,669.78/x
  3. Step 3: Cross multiply
    3,067.02x = 4,232.49 × 1,669.78
  4. Step 4: Simplify right side
    3,067.02x = 7,067,327.15
  5. Step 5: Solve for x
    x = 7,067,327.15/3,067.02
  6. Step 6: Final answer
    x = 2,304.30

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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.