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Finding the Fourth Proportional to 3,795.99, 5,692.15 and 2,152.09

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Solution

The fourth proportional to 3,795.99, 5,692.15 and 2,152.09 is: 3,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.99 : 5,692.15 = 2,152.09 : x
  2. Step 2: Convert to fraction form
    3,795.99/5,692.15 = 2,152.09/x
  3. Step 3: Cross multiply
    3,795.99x = 5,692.15 × 2,152.09
  4. Step 4: Simplify right side
    3,795.99x = 12,250,019.09
  5. Step 5: Solve for x
    x = 12,250,019.09/3,795.99
  6. Step 6: Final answer
    x = 3,227.10

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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.