Home / 3,692.97-5,538.25-1,227.12

Finding the Fourth Proportional to 3,692.97, 5,538.25 and 1,227.12

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Solution

The fourth proportional to 3,692.97, 5,538.25 and 1,227.12 is: 1,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.97 : 5,538.25 = 1,227.12 : x
  2. Step 2: Convert to fraction form
    3,692.97/5,538.25 = 1,227.12/x
  3. Step 3: Cross multiply
    3,692.97x = 5,538.25 × 1,227.12
  4. Step 4: Simplify right side
    3,692.97x = 6,796,097.34
  5. Step 5: Solve for x
    x = 6,796,097.34/3,692.97
  6. Step 6: Final answer
    x = 1,840.28

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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.