Home / 4,550.74-6,831.87-2,791.42

Finding the Fourth Proportional to 4,550.74, 6,831.87 and 2,791.42

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Solution

The fourth proportional to 4,550.74, 6,831.87 and 2,791.42 is: 4,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.74 : 6,831.87 = 2,791.42 : x
  2. Step 2: Convert to fraction form
    4,550.74/6,831.87 = 2,791.42/x
  3. Step 3: Cross multiply
    4,550.74x = 6,831.87 × 2,791.42
  4. Step 4: Simplify right side
    4,550.74x = 19,070,618.56
  5. Step 5: Solve for x
    x = 19,070,618.56/4,550.74
  6. Step 6: Final answer
    x = 4,190.66

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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.