Home / 3,433.53-5,149.28-1,789.23

Finding the Fourth Proportional to 3,433.53, 5,149.28 and 1,789.23

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Solution

The fourth proportional to 3,433.53, 5,149.28 and 1,789.23 is: 2,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.53 : 5,149.28 = 1,789.23 : x
  2. Step 2: Convert to fraction form
    3,433.53/5,149.28 = 1,789.23/x
  3. Step 3: Cross multiply
    3,433.53x = 5,149.28 × 1,789.23
  4. Step 4: Simplify right side
    3,433.53x = 9,213,250.73
  5. Step 5: Solve for x
    x = 9,213,250.73/3,433.53
  6. Step 6: Final answer
    x = 2,683.32

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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.