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Finding the Third Proportional to 933.19 and 2,190.09

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Solution

The third proportional to 933.19 and 2,190.09 is: 5,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    933.19 : 2,190.09 = 2,190.09 : x
  2. Step 2: Convert to fraction form
    933.19/2,190.09 = 2,190.09/x
  3. Step 3: Cross multiply
    933.19x = 2,190.09 × 2,190.09
  4. Step 4: Simplify right side
    933.19x = 4,796,510.63
  5. Step 5: Solve for x
    x = 4,796,510.63/933.19
  6. Step 6: Final answer
    x = 5,139.92

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.