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Finding the Third Proportional to 1,809 and 3,354

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Solution

The third proportional to 1,809 and 3,354 is: 6,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809 : 3,354 = 3,354 : x
  2. Step 2: Convert to fraction form
    1,809/3,354 = 3,354/x
  3. Step 3: Cross multiply
    1,809x = 3,354 × 3,354
  4. Step 4: Simplify right side
    1,809x = 11,249,316
  5. Step 5: Solve for x
    x = 11,249,316/1,809
  6. Step 6: Final answer
    x = 6,218.53

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.