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Finding the Fourth Proportional to 3,799.38, 5,699.62 and 1,850.26

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Solution

The fourth proportional to 3,799.38, 5,699.62 and 1,850.26 is: 2,775.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.38 : 5,699.62 = 1,850.26 : x
  2. Step 2: Convert to fraction form
    3,799.38/5,699.62 = 1,850.26/x
  3. Step 3: Cross multiply
    3,799.38x = 5,699.62 × 1,850.26
  4. Step 4: Simplify right side
    3,799.38x = 10,545,778.90
  5. Step 5: Solve for x
    x = 10,545,778.90/3,799.38
  6. Step 6: Final answer
    x = 2,775.66

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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.