Home / 2,789.13-3,849.54-1,844.97

Finding the Fourth Proportional to 2,789.13, 3,849.54 and 1,844.97

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Solution

The fourth proportional to 2,789.13, 3,849.54 and 1,844.97 is: 2,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789.13 : 3,849.54 = 1,844.97 : x
  2. Step 2: Convert to fraction form
    2,789.13/3,849.54 = 1,844.97/x
  3. Step 3: Cross multiply
    2,789.13x = 3,849.54 × 1,844.97
  4. Step 4: Simplify right side
    2,789.13x = 7,102,276.59
  5. Step 5: Solve for x
    x = 7,102,276.59/2,789.13
  6. Step 6: Final answer
    x = 2,546.42

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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.