Home / 3,692.96-5,541.83-2,211.06

Finding the Fourth Proportional to 3,692.96, 5,541.83 and 2,211.06

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Solution

The fourth proportional to 3,692.96, 5,541.83 and 2,211.06 is: 3,318.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.96 : 5,541.83 = 2,211.06 : x
  2. Step 2: Convert to fraction form
    3,692.96/5,541.83 = 2,211.06/x
  3. Step 3: Cross multiply
    3,692.96x = 5,541.83 × 2,211.06
  4. Step 4: Simplify right side
    3,692.96x = 12,253,349.10
  5. Step 5: Solve for x
    x = 12,253,349.10/3,692.96
  6. Step 6: Final answer
    x = 3,318.03

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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.