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Finding the Third Proportional to 3,783 and 9,181.50

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Solution

The third proportional to 3,783 and 9,181.50 is: 22,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783 : 9,181.50 = 9,181.50 : x
  2. Step 2: Convert to fraction form
    3,783/9,181.50 = 9,181.50/x
  3. Step 3: Cross multiply
    3,783x = 9,181.50 × 9,181.50
  4. Step 4: Simplify right side
    3,783x = 84,299,942.25
  5. Step 5: Solve for x
    x = 84,299,942.25/3,783
  6. Step 6: Final answer
    x = 22,283.89

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.