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Finding the Fourth Proportional to 2,793.27, 4,189.92 and 944.39

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Solution

The fourth proportional to 2,793.27, 4,189.92 and 944.39 is: 1,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.27 : 4,189.92 = 944.39 : x
  2. Step 2: Convert to fraction form
    2,793.27/4,189.92 = 944.39/x
  3. Step 3: Cross multiply
    2,793.27x = 4,189.92 × 944.39
  4. Step 4: Simplify right side
    2,793.27x = 3,956,928.14
  5. Step 5: Solve for x
    x = 3,956,928.14/2,793.27
  6. Step 6: Final answer
    x = 1,416.59

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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.