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Finding the Third Proportional to 1,787 and 3,352

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Solution

The third proportional to 1,787 and 3,352 is: 6,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787 : 3,352 = 3,352 : x
  2. Step 2: Convert to fraction form
    1,787/3,352 = 3,352/x
  3. Step 3: Cross multiply
    1,787x = 3,352 × 3,352
  4. Step 4: Simplify right side
    1,787x = 11,235,904
  5. Step 5: Solve for x
    x = 11,235,904/1,787
  6. Step 6: Final answer
    x = 6,287.58

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.