Home / 3,251.22-4,485.30-2,072.04

Finding the Fourth Proportional to 3,251.22, 4,485.30 and 2,072.04

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Solution

The fourth proportional to 3,251.22, 4,485.30 and 2,072.04 is: 2,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.22 : 4,485.30 = 2,072.04 : x
  2. Step 2: Convert to fraction form
    3,251.22/4,485.30 = 2,072.04/x
  3. Step 3: Cross multiply
    3,251.22x = 4,485.30 × 2,072.04
  4. Step 4: Simplify right side
    3,251.22x = 9,293,721.01
  5. Step 5: Solve for x
    x = 9,293,721.01/3,251.22
  6. Step 6: Final answer
    x = 2,858.53

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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.