Home / 7,186.22-10,757.05-3,891.14

Finding the Fourth Proportional to 7,186.22, 10,757.05 and 3,891.14

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Solution

The fourth proportional to 7,186.22, 10,757.05 and 3,891.14 is: 5,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.22 : 10,757.05 = 3,891.14 : x
  2. Step 2: Convert to fraction form
    7,186.22/10,757.05 = 3,891.14/x
  3. Step 3: Cross multiply
    7,186.22x = 10,757.05 × 3,891.14
  4. Step 4: Simplify right side
    7,186.22x = 41,857,187.54
  5. Step 5: Solve for x
    x = 41,857,187.54/7,186.22
  6. Step 6: Final answer
    x = 5,824.65

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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.