Home / 3,268.37-4,512.49-2,672.33

Finding the Fourth Proportional to 3,268.37, 4,512.49 and 2,672.33

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Solution

The fourth proportional to 3,268.37, 4,512.49 and 2,672.33 is: 3,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.37 : 4,512.49 = 2,672.33 : x
  2. Step 2: Convert to fraction form
    3,268.37/4,512.49 = 2,672.33/x
  3. Step 3: Cross multiply
    3,268.37x = 4,512.49 × 2,672.33
  4. Step 4: Simplify right side
    3,268.37x = 12,058,833.16
  5. Step 5: Solve for x
    x = 12,058,833.16/3,268.37
  6. Step 6: Final answer
    x = 3,689.55

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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.