Home / 3,279.56-4,519.67-2,335.37

Finding the Fourth Proportional to 3,279.56, 4,519.67 and 2,335.37

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Solution

The fourth proportional to 3,279.56, 4,519.67 and 2,335.37 is: 3,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.56 : 4,519.67 = 2,335.37 : x
  2. Step 2: Convert to fraction form
    3,279.56/4,519.67 = 2,335.37/x
  3. Step 3: Cross multiply
    3,279.56x = 4,519.67 × 2,335.37
  4. Step 4: Simplify right side
    3,279.56x = 10,555,067.45
  5. Step 5: Solve for x
    x = 10,555,067.45/3,279.56
  6. Step 6: Final answer
    x = 3,218.45

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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.