Home / 3,799.20-5,243.54-3,699.27

Finding the Fourth Proportional to 3,799.20, 5,243.54 and 3,699.27

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Solution

The fourth proportional to 3,799.20, 5,243.54 and 3,699.27 is: 5,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.20 : 5,243.54 = 3,699.27 : x
  2. Step 2: Convert to fraction form
    3,799.20/5,243.54 = 3,699.27/x
  3. Step 3: Cross multiply
    3,799.20x = 5,243.54 × 3,699.27
  4. Step 4: Simplify right side
    3,799.20x = 19,397,251.72
  5. Step 5: Solve for x
    x = 19,397,251.72/3,799.20
  6. Step 6: Final answer
    x = 5,105.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.