Home / 3,494.97-5,245.70-1,764.81

Finding the Fourth Proportional to 3,494.97, 5,245.70 and 1,764.81

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Solution

The fourth proportional to 3,494.97, 5,245.70 and 1,764.81 is: 2,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.97 : 5,245.70 = 1,764.81 : x
  2. Step 2: Convert to fraction form
    3,494.97/5,245.70 = 1,764.81/x
  3. Step 3: Cross multiply
    3,494.97x = 5,245.70 × 1,764.81
  4. Step 4: Simplify right side
    3,494.97x = 9,257,654.99
  5. Step 5: Solve for x
    x = 9,257,654.99/3,494.97
  6. Step 6: Final answer
    x = 2,648.85

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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.