Home / 3,279.56-4,919.39-1,827.94

Finding the Fourth Proportional to 3,279.56, 4,919.39 and 1,827.94

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Solution

The fourth proportional to 3,279.56, 4,919.39 and 1,827.94 is: 2,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.56 : 4,919.39 = 1,827.94 : x
  2. Step 2: Convert to fraction form
    3,279.56/4,919.39 = 1,827.94/x
  3. Step 3: Cross multiply
    3,279.56x = 4,919.39 × 1,827.94
  4. Step 4: Simplify right side
    3,279.56x = 8,992,340.62
  5. Step 5: Solve for x
    x = 8,992,340.62/3,279.56
  6. Step 6: Final answer
    x = 2,741.94

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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.