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Finding the Third Proportional to 1,723 and 4,016.50

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Solution

The third proportional to 1,723 and 4,016.50 is: 9,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723 : 4,016.50 = 4,016.50 : x
  2. Step 2: Convert to fraction form
    1,723/4,016.50 = 4,016.50/x
  3. Step 3: Cross multiply
    1,723x = 4,016.50 × 4,016.50
  4. Step 4: Simplify right side
    1,723x = 16,132,272.25
  5. Step 5: Solve for x
    x = 16,132,272.25/1,723
  6. Step 6: Final answer
    x = 9,362.90

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.