Home / 7,937.21-11,906.30-2,093.83

Finding the Fourth Proportional to 7,937.21, 11,906.30 and 2,093.83

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Solution

The fourth proportional to 7,937.21, 11,906.30 and 2,093.83 is: 3,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.21 : 11,906.30 = 2,093.83 : x
  2. Step 2: Convert to fraction form
    7,937.21/11,906.30 = 2,093.83/x
  3. Step 3: Cross multiply
    7,937.21x = 11,906.30 × 2,093.83
  4. Step 4: Simplify right side
    7,937.21x = 24,929,743.60
  5. Step 5: Solve for x
    x = 24,929,743.60/7,937.21
  6. Step 6: Final answer
    x = 3,140.87

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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.