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Finding the Third Proportional to 1,793.63 and 2,690.34

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Solution

The third proportional to 1,793.63 and 2,690.34 is: 4,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.63 : 2,690.34 = 2,690.34 : x
  2. Step 2: Convert to fraction form
    1,793.63/2,690.34 = 2,690.34/x
  3. Step 3: Cross multiply
    1,793.63x = 2,690.34 × 2,690.34
  4. Step 4: Simplify right side
    1,793.63x = 7,237,949.49
  5. Step 5: Solve for x
    x = 7,237,949.49/1,793.63
  6. Step 6: Final answer
    x = 4,035.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.