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Finding the Third Proportional to 3,019.22 and 4,665.66

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Solution

The third proportional to 3,019.22 and 4,665.66 is: 7,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.22 : 4,665.66 = 4,665.66 : x
  2. Step 2: Convert to fraction form
    3,019.22/4,665.66 = 4,665.66/x
  3. Step 3: Cross multiply
    3,019.22x = 4,665.66 × 4,665.66
  4. Step 4: Simplify right side
    3,019.22x = 21,768,348.24
  5. Step 5: Solve for x
    x = 21,768,348.24/3,019.22
  6. Step 6: Final answer
    x = 7,209.93

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.