Home / 3,621.25-5,432.64-2,062

Finding the Fourth Proportional to 3,621.25, 5,432.64 and 2,062

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Solution

The fourth proportional to 3,621.25, 5,432.64 and 2,062 is: 3,093.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.25 : 5,432.64 = 2,062 : x
  2. Step 2: Convert to fraction form
    3,621.25/5,432.64 = 2,062/x
  3. Step 3: Cross multiply
    3,621.25x = 5,432.64 × 2,062
  4. Step 4: Simplify right side
    3,621.25x = 11,202,103.68
  5. Step 5: Solve for x
    x = 11,202,103.68/3,621.25
  6. Step 6: Final answer
    x = 3,093.44

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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.