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Finding the Fourth Proportional to 3,799.87, 5,692.95 and 3,571.13

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Solution

The fourth proportional to 3,799.87, 5,692.95 and 3,571.13 is: 5,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.87 : 5,692.95 = 3,571.13 : x
  2. Step 2: Convert to fraction form
    3,799.87/5,692.95 = 3,571.13/x
  3. Step 3: Cross multiply
    3,799.87x = 5,692.95 × 3,571.13
  4. Step 4: Simplify right side
    3,799.87x = 20,330,278.77
  5. Step 5: Solve for x
    x = 20,330,278.77/3,799.87
  6. Step 6: Final answer
    x = 5,350.26

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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.