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Finding the Fourth Proportional to 7,906.02, 11,850.83 and 3,525.54

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Solution

The fourth proportional to 7,906.02, 11,850.83 and 3,525.54 is: 5,284.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.02 : 11,850.83 = 3,525.54 : x
  2. Step 2: Convert to fraction form
    7,906.02/11,850.83 = 3,525.54/x
  3. Step 3: Cross multiply
    7,906.02x = 11,850.83 × 3,525.54
  4. Step 4: Simplify right side
    7,906.02x = 41,780,575.20
  5. Step 5: Solve for x
    x = 41,780,575.20/7,906.02
  6. Step 6: Final answer
    x = 5,284.65

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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.