Home / 3,279.14-4,910.79-2,045.00

Finding the Fourth Proportional to 3,279.14, 4,910.79 and 2,045.00

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Solution

The fourth proportional to 3,279.14, 4,910.79 and 2,045.00 is: 3,062.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.14 : 4,910.79 = 2,045.00 : x
  2. Step 2: Convert to fraction form
    3,279.14/4,910.79 = 2,045.00/x
  3. Step 3: Cross multiply
    3,279.14x = 4,910.79 × 2,045.00
  4. Step 4: Simplify right side
    3,279.14x = 10,042,541.00
  5. Step 5: Solve for x
    x = 10,042,541.00/3,279.14
  6. Step 6: Final answer
    x = 3,062.56

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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.