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Finding the Third Proportional to 7,528 and 9,992

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Solution

The third proportional to 7,528 and 9,992 is: 13,262.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528 : 9,992 = 9,992 : x
  2. Step 2: Convert to fraction form
    7,528/9,992 = 9,992/x
  3. Step 3: Cross multiply
    7,528x = 9,992 × 9,992
  4. Step 4: Simplify right side
    7,528x = 99,840,064
  5. Step 5: Solve for x
    x = 99,840,064/7,528
  6. Step 6: Final answer
    x = 13,262.50

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These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.