Home / 5,831.80-8,747.70-1,936.52

Finding the Fourth Proportional to 5,831.80, 8,747.70 and 1,936.52

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Solution

The fourth proportional to 5,831.80, 8,747.70 and 1,936.52 is: 2,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.80 : 8,747.70 = 1,936.52 : x
  2. Step 2: Convert to fraction form
    5,831.80/8,747.70 = 1,936.52/x
  3. Step 3: Cross multiply
    5,831.80x = 8,747.70 × 1,936.52
  4. Step 4: Simplify right side
    5,831.80x = 16,940,096.00
  5. Step 5: Solve for x
    x = 16,940,096.00/5,831.80
  6. Step 6: Final answer
    x = 2,904.78

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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.