Home / 2,180.93-3,267.54-1,906.34

Finding the Fourth Proportional to 2,180.93, 3,267.54 and 1,906.34

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Solution

The fourth proportional to 2,180.93, 3,267.54 and 1,906.34 is: 2,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.93 : 3,267.54 = 1,906.34 : x
  2. Step 2: Convert to fraction form
    2,180.93/3,267.54 = 1,906.34/x
  3. Step 3: Cross multiply
    2,180.93x = 3,267.54 × 1,906.34
  4. Step 4: Simplify right side
    2,180.93x = 6,229,025.87
  5. Step 5: Solve for x
    x = 6,229,025.87/2,180.93
  6. Step 6: Final answer
    x = 2,856.14

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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.