Home / 3,692.05-5,534.12-1,839.51

Finding the Fourth Proportional to 3,692.05, 5,534.12 and 1,839.51

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Solution

The fourth proportional to 3,692.05, 5,534.12 and 1,839.51 is: 2,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.05 : 5,534.12 = 1,839.51 : x
  2. Step 2: Convert to fraction form
    3,692.05/5,534.12 = 1,839.51/x
  3. Step 3: Cross multiply
    3,692.05x = 5,534.12 × 1,839.51
  4. Step 4: Simplify right side
    3,692.05x = 10,180,073.68
  5. Step 5: Solve for x
    x = 10,180,073.68/3,692.05
  6. Step 6: Final answer
    x = 2,757.30

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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.