Home / 5,081.20-7,633.51-3,604.09

Finding the Fourth Proportional to 5,081.20, 7,633.51 and 3,604.09

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Solution

The fourth proportional to 5,081.20, 7,633.51 and 3,604.09 is: 5,414.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.20 : 7,633.51 = 3,604.09 : x
  2. Step 2: Convert to fraction form
    5,081.20/7,633.51 = 3,604.09/x
  3. Step 3: Cross multiply
    5,081.20x = 7,633.51 × 3,604.09
  4. Step 4: Simplify right side
    5,081.20x = 27,511,857.06
  5. Step 5: Solve for x
    x = 27,511,857.06/5,081.20
  6. Step 6: Final answer
    x = 5,414.44

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1.5x scale

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.