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Finding the Fourth Proportional to 4,793.72, 7,201.51 and 3,755.30

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Solution

The fourth proportional to 4,793.72, 7,201.51 and 3,755.30 is: 5,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793.72 : 7,201.51 = 3,755.30 : x
  2. Step 2: Convert to fraction form
    4,793.72/7,201.51 = 3,755.30/x
  3. Step 3: Cross multiply
    4,793.72x = 7,201.51 × 3,755.30
  4. Step 4: Simplify right side
    4,793.72x = 27,043,785.11
  5. Step 5: Solve for x
    x = 27,043,785.11/4,793.72
  6. Step 6: Final answer
    x = 5,641.51

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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.