Home / 7,094.22-10,640.94-2,163.78

Finding the Fourth Proportional to 7,094.22, 10,640.94 and 2,163.78

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Solution

The fourth proportional to 7,094.22, 10,640.94 and 2,163.78 is: 3,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094.22 : 10,640.94 = 2,163.78 : x
  2. Step 2: Convert to fraction form
    7,094.22/10,640.94 = 2,163.78/x
  3. Step 3: Cross multiply
    7,094.22x = 10,640.94 × 2,163.78
  4. Step 4: Simplify right side
    7,094.22x = 23,024,653.15
  5. Step 5: Solve for x
    x = 23,024,653.15/7,094.22
  6. Step 6: Final answer
    x = 3,245.55

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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.