Home / 3,851.70-5,766.54-2,550.54

Finding the Fourth Proportional to 3,851.70, 5,766.54 and 2,550.54

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Solution

The fourth proportional to 3,851.70, 5,766.54 and 2,550.54 is: 3,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851.70 : 5,766.54 = 2,550.54 : x
  2. Step 2: Convert to fraction form
    3,851.70/5,766.54 = 2,550.54/x
  3. Step 3: Cross multiply
    3,851.70x = 5,766.54 × 2,550.54
  4. Step 4: Simplify right side
    3,851.70x = 14,707,790.93
  5. Step 5: Solve for x
    x = 14,707,790.93/3,851.70
  6. Step 6: Final answer
    x = 3,818.52

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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.