Home / 7,906.05-11,831.57-4,902.68

Finding the Fourth Proportional to 7,906.05, 11,831.57 and 4,902.68

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Solution

The fourth proportional to 7,906.05, 11,831.57 and 4,902.68 is: 7,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.05 : 11,831.57 = 4,902.68 : x
  2. Step 2: Convert to fraction form
    7,906.05/11,831.57 = 4,902.68/x
  3. Step 3: Cross multiply
    7,906.05x = 11,831.57 × 4,902.68
  4. Step 4: Simplify right side
    7,906.05x = 58,006,421.46
  5. Step 5: Solve for x
    x = 58,006,421.46/7,906.05
  6. Step 6: Final answer
    x = 7,336.97

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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.