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Finding the Third Proportional to 933 and 1,825.50

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Solution

The third proportional to 933 and 1,825.50 is: 3,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    933 : 1,825.50 = 1,825.50 : x
  2. Step 2: Convert to fraction form
    933/1,825.50 = 1,825.50/x
  3. Step 3: Cross multiply
    933x = 1,825.50 × 1,825.50
  4. Step 4: Simplify right side
    933x = 3,332,450.25
  5. Step 5: Solve for x
    x = 3,332,450.25/933
  6. Step 6: Final answer
    x = 3,571.76

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Why These Related Problems?

These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.