Home / 3,906.73-5,859.71-2,151.16

Finding the Fourth Proportional to 3,906.73, 5,859.71 and 2,151.16

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Solution

The fourth proportional to 3,906.73, 5,859.71 and 2,151.16 is: 3,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906.73 : 5,859.71 = 2,151.16 : x
  2. Step 2: Convert to fraction form
    3,906.73/5,859.71 = 2,151.16/x
  3. Step 3: Cross multiply
    3,906.73x = 5,859.71 × 2,151.16
  4. Step 4: Simplify right side
    3,906.73x = 12,605,133.71
  5. Step 5: Solve for x
    x = 12,605,133.71/3,906.73
  6. Step 6: Final answer
    x = 3,226.52

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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.