Home / 2,604.23-3,906.34-1,305.39

Finding the Fourth Proportional to 2,604.23, 3,906.34 and 1,305.39

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Solution

The fourth proportional to 2,604.23, 3,906.34 and 1,305.39 is: 1,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.23 : 3,906.34 = 1,305.39 : x
  2. Step 2: Convert to fraction form
    2,604.23/3,906.34 = 1,305.39/x
  3. Step 3: Cross multiply
    2,604.23x = 3,906.34 × 1,305.39
  4. Step 4: Simplify right side
    2,604.23x = 5,099,293.91
  5. Step 5: Solve for x
    x = 5,099,293.91/2,604.23
  6. Step 6: Final answer
    x = 1,958.09

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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.