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Finding the Third Proportional to 7,307 and 11,304

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Solution

The third proportional to 7,307 and 11,304 is: 17,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307 : 11,304 = 11,304 : x
  2. Step 2: Convert to fraction form
    7,307/11,304 = 11,304/x
  3. Step 3: Cross multiply
    7,307x = 11,304 × 11,304
  4. Step 4: Simplify right side
    7,307x = 127,780,416
  5. Step 5: Solve for x
    x = 127,780,416/7,307
  6. Step 6: Final answer
    x = 17,487.40

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.