Home / 3,177.24-4,382.71-1,996.26

Finding the Fourth Proportional to 3,177.24, 4,382.71 and 1,996.26

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Solution

The fourth proportional to 3,177.24, 4,382.71 and 1,996.26 is: 2,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.24 : 4,382.71 = 1,996.26 : x
  2. Step 2: Convert to fraction form
    3,177.24/4,382.71 = 1,996.26/x
  3. Step 3: Cross multiply
    3,177.24x = 4,382.71 × 1,996.26
  4. Step 4: Simplify right side
    3,177.24x = 8,749,028.66
  5. Step 5: Solve for x
    x = 8,749,028.66/3,177.24
  6. Step 6: Final answer
    x = 2,753.66

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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.