Home / 3,193.11-4,789.44-2,159.82

Finding the Fourth Proportional to 3,193.11, 4,789.44 and 2,159.82

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Solution

The fourth proportional to 3,193.11, 4,789.44 and 2,159.82 is: 3,239.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.11 : 4,789.44 = 2,159.82 : x
  2. Step 2: Convert to fraction form
    3,193.11/4,789.44 = 2,159.82/x
  3. Step 3: Cross multiply
    3,193.11x = 4,789.44 × 2,159.82
  4. Step 4: Simplify right side
    3,193.11x = 10,344,328.30
  5. Step 5: Solve for x
    x = 10,344,328.30/3,193.11
  6. Step 6: Final answer
    x = 3,239.58

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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.