Home / 7,893.36-11,831.64-5,939.52

Finding the Fourth Proportional to 7,893.36, 11,831.64 and 5,939.52

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Solution

The fourth proportional to 7,893.36, 11,831.64 and 5,939.52 is: 8,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,893.36 : 11,831.64 = 5,939.52 : x
  2. Step 2: Convert to fraction form
    7,893.36/11,831.64 = 5,939.52/x
  3. Step 3: Cross multiply
    7,893.36x = 11,831.64 × 5,939.52
  4. Step 4: Simplify right side
    7,893.36x = 70,274,262.41
  5. Step 5: Solve for x
    x = 70,274,262.41/7,893.36
  6. Step 6: Final answer
    x = 8,902.96

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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.