Home / 3,198.58-4,789.82-2,025.03

Finding the Fourth Proportional to 3,198.58, 4,789.82 and 2,025.03

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Solution

The fourth proportional to 3,198.58, 4,789.82 and 2,025.03 is: 3,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.58 : 4,789.82 = 2,025.03 : x
  2. Step 2: Convert to fraction form
    3,198.58/4,789.82 = 2,025.03/x
  3. Step 3: Cross multiply
    3,198.58x = 4,789.82 × 2,025.03
  4. Step 4: Simplify right side
    3,198.58x = 9,699,534.26
  5. Step 5: Solve for x
    x = 9,699,534.26/3,198.58
  6. Step 6: Final answer
    x = 3,032.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.