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Finding the Fourth Proportional to 2,094.44, 3,139.76 and 794.97

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Solution

The fourth proportional to 2,094.44, 3,139.76 and 794.97 is: 1,191.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.44 : 3,139.76 = 794.97 : x
  2. Step 2: Convert to fraction form
    2,094.44/3,139.76 = 794.97/x
  3. Step 3: Cross multiply
    2,094.44x = 3,139.76 × 794.97
  4. Step 4: Simplify right side
    2,094.44x = 2,496,016.99
  5. Step 5: Solve for x
    x = 2,496,016.99/2,094.44
  6. Step 6: Final answer
    x = 1,191.74

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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.