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Finding the Fourth Proportional to 7,906.01, 11,850.77 and 3,224.14

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Solution

The fourth proportional to 7,906.01, 11,850.77 and 3,224.14 is: 4,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.01 : 11,850.77 = 3,224.14 : x
  2. Step 2: Convert to fraction form
    7,906.01/11,850.77 = 3,224.14/x
  3. Step 3: Cross multiply
    7,906.01x = 11,850.77 × 3,224.14
  4. Step 4: Simplify right side
    7,906.01x = 38,208,520.02
  5. Step 5: Solve for x
    x = 38,208,520.02/7,906.01
  6. Step 6: Final answer
    x = 4,832.85

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1.5x scale

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.