Home / 3,771.25-5,204.31-2,092.66

Finding the Fourth Proportional to 3,771.25, 5,204.31 and 2,092.66

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Solution

The fourth proportional to 3,771.25, 5,204.31 and 2,092.66 is: 2,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.25 : 5,204.31 = 2,092.66 : x
  2. Step 2: Convert to fraction form
    3,771.25/5,204.31 = 2,092.66/x
  3. Step 3: Cross multiply
    3,771.25x = 5,204.31 × 2,092.66
  4. Step 4: Simplify right side
    3,771.25x = 10,890,851.36
  5. Step 5: Solve for x
    x = 10,890,851.36/3,771.25
  6. Step 6: Final answer
    x = 2,887.86

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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.