Home / 5,831.92-8,747.70-1,936.36

Finding the Fourth Proportional to 5,831.92, 8,747.70 and 1,936.36

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Solution

The fourth proportional to 5,831.92, 8,747.70 and 1,936.36 is: 2,904.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.92 : 8,747.70 = 1,936.36 : x
  2. Step 2: Convert to fraction form
    5,831.92/8,747.70 = 1,936.36/x
  3. Step 3: Cross multiply
    5,831.92x = 8,747.70 × 1,936.36
  4. Step 4: Simplify right side
    5,831.92x = 16,938,696.37
  5. Step 5: Solve for x
    x = 16,938,696.37/5,831.92
  6. Step 6: Final answer
    x = 2,904.48

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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.