Home / 7,195.20-10,795.76-4,422

Finding the Fourth Proportional to 7,195.20, 10,795.76 and 4,422

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Solution

The fourth proportional to 7,195.20, 10,795.76 and 4,422 is: 6,634.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.20 : 10,795.76 = 4,422 : x
  2. Step 2: Convert to fraction form
    7,195.20/10,795.76 = 4,422/x
  3. Step 3: Cross multiply
    7,195.20x = 10,795.76 × 4,422
  4. Step 4: Simplify right side
    7,195.20x = 47,738,850.72
  5. Step 5: Solve for x
    x = 47,738,850.72/7,195.20
  6. Step 6: Final answer
    x = 6,634.82

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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.