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Finding the Third Proportional to 3,599.44 and 7,745.63

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Solution

The third proportional to 3,599.44 and 7,745.63 is: 16,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.44 : 7,745.63 = 7,745.63 : x
  2. Step 2: Convert to fraction form
    3,599.44/7,745.63 = 7,745.63/x
  3. Step 3: Cross multiply
    3,599.44x = 7,745.63 × 7,745.63
  4. Step 4: Simplify right side
    3,599.44x = 59,994,706.64
  5. Step 5: Solve for x
    x = 59,994,706.64/3,599.44
  6. Step 6: Final answer
    x = 16,667.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.