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Finding the Third Proportional to 7,613 and 8,333

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Solution

The third proportional to 7,613 and 8,333 is: 9,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613 : 8,333 = 8,333 : x
  2. Step 2: Convert to fraction form
    7,613/8,333 = 8,333/x
  3. Step 3: Cross multiply
    7,613x = 8,333 × 8,333
  4. Step 4: Simplify right side
    7,613x = 69,438,889
  5. Step 5: Solve for x
    x = 69,438,889/7,613
  6. Step 6: Final answer
    x = 9,121.09

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.