Home / 3,747.43-5,621.10-1,150.30

Finding the Fourth Proportional to 3,747.43, 5,621.10 and 1,150.30

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Solution

The fourth proportional to 3,747.43, 5,621.10 and 1,150.30 is: 1,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.43 : 5,621.10 = 1,150.30 : x
  2. Step 2: Convert to fraction form
    3,747.43/5,621.10 = 1,150.30/x
  3. Step 3: Cross multiply
    3,747.43x = 5,621.10 × 1,150.30
  4. Step 4: Simplify right side
    3,747.43x = 6,465,951.33
  5. Step 5: Solve for x
    x = 6,465,951.33/3,747.43
  6. Step 6: Final answer
    x = 1,725.44

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Similar ratio
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1.5x scale

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.