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Finding the Third Proportional to 2,328 and 3,319

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Solution

The third proportional to 2,328 and 3,319 is: 4,731.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328 : 3,319 = 3,319 : x
  2. Step 2: Convert to fraction form
    2,328/3,319 = 3,319/x
  3. Step 3: Cross multiply
    2,328x = 3,319 × 3,319
  4. Step 4: Simplify right side
    2,328x = 11,015,761
  5. Step 5: Solve for x
    x = 11,015,761/2,328
  6. Step 6: Final answer
    x = 4,731.86

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.