Home / 3,791.52-5,232.66-2,219.28

Finding the Fourth Proportional to 3,791.52, 5,232.66 and 2,219.28

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Solution

The fourth proportional to 3,791.52, 5,232.66 and 2,219.28 is: 3,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.52 : 5,232.66 = 2,219.28 : x
  2. Step 2: Convert to fraction form
    3,791.52/5,232.66 = 2,219.28/x
  3. Step 3: Cross multiply
    3,791.52x = 5,232.66 × 2,219.28
  4. Step 4: Simplify right side
    3,791.52x = 11,612,737.68
  5. Step 5: Solve for x
    x = 11,612,737.68/3,791.52
  6. Step 6: Final answer
    x = 3,062.82

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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.