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Finding the Fourth Proportional to 3,767.77, 5,651.56 and 1,794.84

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Solution

The fourth proportional to 3,767.77, 5,651.56 and 1,794.84 is: 2,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.77 : 5,651.56 = 1,794.84 : x
  2. Step 2: Convert to fraction form
    3,767.77/5,651.56 = 1,794.84/x
  3. Step 3: Cross multiply
    3,767.77x = 5,651.56 × 1,794.84
  4. Step 4: Simplify right side
    3,767.77x = 10,143,645.95
  5. Step 5: Solve for x
    x = 10,143,645.95/3,767.77
  6. Step 6: Final answer
    x = 2,692.21

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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.