Home / 4,072.82-5,619.92-2,304.05

Finding the Fourth Proportional to 4,072.82, 5,619.92 and 2,304.05

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Solution

The fourth proportional to 4,072.82, 5,619.92 and 2,304.05 is: 3,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.82 : 5,619.92 = 2,304.05 : x
  2. Step 2: Convert to fraction form
    4,072.82/5,619.92 = 2,304.05/x
  3. Step 3: Cross multiply
    4,072.82x = 5,619.92 × 2,304.05
  4. Step 4: Simplify right side
    4,072.82x = 12,948,537.06
  5. Step 5: Solve for x
    x = 12,948,537.06/4,072.82
  6. Step 6: Final answer
    x = 3,179.26

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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.