Home / 3,194-4,789.18-1,896.38

Finding the Fourth Proportional to 3,194, 4,789.18 and 1,896.38

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Solution

The fourth proportional to 3,194, 4,789.18 and 1,896.38 is: 2,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194 : 4,789.18 = 1,896.38 : x
  2. Step 2: Convert to fraction form
    3,194/4,789.18 = 1,896.38/x
  3. Step 3: Cross multiply
    3,194x = 4,789.18 × 1,896.38
  4. Step 4: Simplify right side
    3,194x = 9,082,105.17
  5. Step 5: Solve for x
    x = 9,082,105.17/3,194
  6. Step 6: Final answer
    x = 2,843.49

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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.