Home / 3,092.85-4,268.43-1,766.66

Finding the Fourth Proportional to 3,092.85, 4,268.43 and 1,766.66

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Solution

The fourth proportional to 3,092.85, 4,268.43 and 1,766.66 is: 2,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.85 : 4,268.43 = 1,766.66 : x
  2. Step 2: Convert to fraction form
    3,092.85/4,268.43 = 1,766.66/x
  3. Step 3: Cross multiply
    3,092.85x = 4,268.43 × 1,766.66
  4. Step 4: Simplify right side
    3,092.85x = 7,540,843.20
  5. Step 5: Solve for x
    x = 7,540,843.20/3,092.85
  6. Step 6: Final answer
    x = 2,438.15

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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.