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Finding the Fourth Proportional to 2,793.88, 4,190.82 and 1,493.56

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Solution

The fourth proportional to 2,793.88, 4,190.82 and 1,493.56 is: 2,240.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.88 : 4,190.82 = 1,493.56 : x
  2. Step 2: Convert to fraction form
    2,793.88/4,190.82 = 1,493.56/x
  3. Step 3: Cross multiply
    2,793.88x = 4,190.82 × 1,493.56
  4. Step 4: Simplify right side
    2,793.88x = 6,259,241.12
  5. Step 5: Solve for x
    x = 6,259,241.12/2,793.88
  6. Step 6: Final answer
    x = 2,240.34

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1.5x scale

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.