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Finding the Fourth Proportional to 3,799.43, 5,692.76 and 2,698.33

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Solution

The fourth proportional to 3,799.43, 5,692.76 and 2,698.33 is: 4,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.43 : 5,692.76 = 2,698.33 : x
  2. Step 2: Convert to fraction form
    3,799.43/5,692.76 = 2,698.33/x
  3. Step 3: Cross multiply
    3,799.43x = 5,692.76 × 2,698.33
  4. Step 4: Simplify right side
    3,799.43x = 15,360,945.09
  5. Step 5: Solve for x
    x = 15,360,945.09/3,799.43
  6. Step 6: Final answer
    x = 4,042.96

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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.