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Finding the Fourth Proportional to 7.27, 10.83 and 6.83

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Solution

The fourth proportional to 7.27, 10.83 and 6.83 is: 10.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.27 : 10.83 = 6.83 : x
  2. Step 2: Convert to fraction form
    7.27/10.83 = 6.83/x
  3. Step 3: Cross multiply
    7.27x = 10.83 × 6.83
  4. Step 4: Simplify right side
    7.27x = 73.93
  5. Step 5: Solve for x
    x = 73.93/7.27
  6. Step 6: Final answer
    x = 10.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.