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Finding the Third Proportional to 3,586.78 and 3,850.03

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Solution

The third proportional to 3,586.78 and 3,850.03 is: 4,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.78 : 3,850.03 = 3,850.03 : x
  2. Step 2: Convert to fraction form
    3,586.78/3,850.03 = 3,850.03/x
  3. Step 3: Cross multiply
    3,586.78x = 3,850.03 × 3,850.03
  4. Step 4: Simplify right side
    3,586.78x = 14,822,740.63
  5. Step 5: Solve for x
    x = 14,822,740.63/3,586.78
  6. Step 6: Final answer
    x = 4,132.60

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.