Home / 3,791.83-5,232.74-2,198.79

Finding the Fourth Proportional to 3,791.83, 5,232.74 and 2,198.79

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Solution

The fourth proportional to 3,791.83, 5,232.74 and 2,198.79 is: 3,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.83 : 5,232.74 = 2,198.79 : x
  2. Step 2: Convert to fraction form
    3,791.83/5,232.74 = 2,198.79/x
  3. Step 3: Cross multiply
    3,791.83x = 5,232.74 × 2,198.79
  4. Step 4: Simplify right side
    3,791.83x = 11,505,685.39
  5. Step 5: Solve for x
    x = 11,505,685.39/3,791.83
  6. Step 6: Final answer
    x = 3,034.34

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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.