Home / 3,692.33-5,533.82-1,611.78

Finding the Fourth Proportional to 3,692.33, 5,533.82 and 1,611.78

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Solution

The fourth proportional to 3,692.33, 5,533.82 and 1,611.78 is: 2,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.33 : 5,533.82 = 1,611.78 : x
  2. Step 2: Convert to fraction form
    3,692.33/5,533.82 = 1,611.78/x
  3. Step 3: Cross multiply
    3,692.33x = 5,533.82 × 1,611.78
  4. Step 4: Simplify right side
    3,692.33x = 8,919,277.63
  5. Step 5: Solve for x
    x = 8,919,277.63/3,692.33
  6. Step 6: Final answer
    x = 2,415.62

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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.