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Finding the Third Proportional to 7,520 and 10,364

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Solution

The third proportional to 7,520 and 10,364 is: 14,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520 : 10,364 = 10,364 : x
  2. Step 2: Convert to fraction form
    7,520/10,364 = 10,364/x
  3. Step 3: Cross multiply
    7,520x = 10,364 × 10,364
  4. Step 4: Simplify right side
    7,520x = 107,412,496
  5. Step 5: Solve for x
    x = 107,412,496/7,520
  6. Step 6: Final answer
    x = 14,283.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.