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Finding the Third Proportional to 1,352 and 2,818

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Solution

The third proportional to 1,352 and 2,818 is: 5,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352 : 2,818 = 2,818 : x
  2. Step 2: Convert to fraction form
    1,352/2,818 = 2,818/x
  3. Step 3: Cross multiply
    1,352x = 2,818 × 2,818
  4. Step 4: Simplify right side
    1,352x = 7,941,124
  5. Step 5: Solve for x
    x = 7,941,124/1,352
  6. Step 6: Final answer
    x = 5,873.61

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.