Home / 3,831.36-5,747.64-1,234.56

Finding the Fourth Proportional to 3,831.36, 5,747.64 and 1,234.56

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Solution

The fourth proportional to 3,831.36, 5,747.64 and 1,234.56 is: 1,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.36 : 5,747.64 = 1,234.56 : x
  2. Step 2: Convert to fraction form
    3,831.36/5,747.64 = 1,234.56/x
  3. Step 3: Cross multiply
    3,831.36x = 5,747.64 × 1,234.56
  4. Step 4: Simplify right side
    3,831.36x = 7,095,806.44
  5. Step 5: Solve for x
    x = 7,095,806.44/3,831.36
  6. Step 6: Final answer
    x = 1,852.03

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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.