Home / 2,550.09-3,818.96-1,297.39

Finding the Fourth Proportional to 2,550.09, 3,818.96 and 1,297.39

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Solution

The fourth proportional to 2,550.09, 3,818.96 and 1,297.39 is: 1,942.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550.09 : 3,818.96 = 1,297.39 : x
  2. Step 2: Convert to fraction form
    2,550.09/3,818.96 = 1,297.39/x
  3. Step 3: Cross multiply
    2,550.09x = 3,818.96 × 1,297.39
  4. Step 4: Simplify right side
    2,550.09x = 4,954,654.93
  5. Step 5: Solve for x
    x = 4,954,654.93/2,550.09
  6. Step 6: Final answer
    x = 1,942.94

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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.