Home / 3,690.44-5,530.97-3,651.38

Finding the Fourth Proportional to 3,690.44, 5,530.97 and 3,651.38

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Solution

The fourth proportional to 3,690.44, 5,530.97 and 3,651.38 is: 5,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.44 : 5,530.97 = 3,651.38 : x
  2. Step 2: Convert to fraction form
    3,690.44/5,530.97 = 3,651.38/x
  3. Step 3: Cross multiply
    3,690.44x = 5,530.97 × 3,651.38
  4. Step 4: Simplify right side
    3,690.44x = 20,195,654.71
  5. Step 5: Solve for x
    x = 20,195,654.71/3,690.44
  6. Step 6: Final answer
    x = 5,472.43

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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.