Home / 3,695.31-5,538.65-2,049.39

Finding the Fourth Proportional to 3,695.31, 5,538.65 and 2,049.39

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Solution

The fourth proportional to 3,695.31, 5,538.65 and 2,049.39 is: 3,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.31 : 5,538.65 = 2,049.39 : x
  2. Step 2: Convert to fraction form
    3,695.31/5,538.65 = 2,049.39/x
  3. Step 3: Cross multiply
    3,695.31x = 5,538.65 × 2,049.39
  4. Step 4: Simplify right side
    3,695.31x = 11,350,843.68
  5. Step 5: Solve for x
    x = 11,350,843.68/3,695.31
  6. Step 6: Final answer
    x = 3,071.69

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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.