Home / 3,381.33-5,074.60-2,211.01

Finding the Fourth Proportional to 3,381.33, 5,074.60 and 2,211.01

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Solution

The fourth proportional to 3,381.33, 5,074.60 and 2,211.01 is: 3,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.33 : 5,074.60 = 2,211.01 : x
  2. Step 2: Convert to fraction form
    3,381.33/5,074.60 = 2,211.01/x
  3. Step 3: Cross multiply
    3,381.33x = 5,074.60 × 2,211.01
  4. Step 4: Simplify right side
    3,381.33x = 11,219,991.35
  5. Step 5: Solve for x
    x = 11,219,991.35/3,381.33
  6. Step 6: Final answer
    x = 3,318.22

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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.