Home / 3,747.48-5,620.68-1,150.44

Finding the Fourth Proportional to 3,747.48, 5,620.68 and 1,150.44

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Solution

The fourth proportional to 3,747.48, 5,620.68 and 1,150.44 is: 1,725.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.48 : 5,620.68 = 1,150.44 : x
  2. Step 2: Convert to fraction form
    3,747.48/5,620.68 = 1,150.44/x
  3. Step 3: Cross multiply
    3,747.48x = 5,620.68 × 1,150.44
  4. Step 4: Simplify right side
    3,747.48x = 6,466,255.10
  5. Step 5: Solve for x
    x = 6,466,255.10/3,747.48
  6. Step 6: Final answer
    x = 1,725.49

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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.