Home / 11,941.35-17,910.60-3,621.03

Finding the Fourth Proportional to 11,941.35, 17,910.60 and 3,621.03

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Solution

The fourth proportional to 11,941.35, 17,910.60 and 3,621.03 is: 5,431.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.35 : 17,910.60 = 3,621.03 : x
  2. Step 2: Convert to fraction form
    11,941.35/17,910.60 = 3,621.03/x
  3. Step 3: Cross multiply
    11,941.35x = 17,910.60 × 3,621.03
  4. Step 4: Simplify right side
    11,941.35x = 64,854,819.92
  5. Step 5: Solve for x
    x = 64,854,819.92/11,941.35
  6. Step 6: Final answer
    x = 5,431.11

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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.