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Finding the Third Proportional to 1,031.50 and 2,234

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Solution

The third proportional to 1,031.50 and 2,234 is: 4,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031.50 : 2,234 = 2,234 : x
  2. Step 2: Convert to fraction form
    1,031.50/2,234 = 2,234/x
  3. Step 3: Cross multiply
    1,031.50x = 2,234 × 2,234
  4. Step 4: Simplify right side
    1,031.50x = 4,990,756
  5. Step 5: Solve for x
    x = 4,990,756/1,031.50
  6. Step 6: Final answer
    x = 4,838.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.