Home / 3,362.06-5,044.68-2,191.78

Finding the Fourth Proportional to 3,362.06, 5,044.68 and 2,191.78

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Solution

The fourth proportional to 3,362.06, 5,044.68 and 2,191.78 is: 3,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.06 : 5,044.68 = 2,191.78 : x
  2. Step 2: Convert to fraction form
    3,362.06/5,044.68 = 2,191.78/x
  3. Step 3: Cross multiply
    3,362.06x = 5,044.68 × 2,191.78
  4. Step 4: Simplify right side
    3,362.06x = 11,056,849.22
  5. Step 5: Solve for x
    x = 11,056,849.22/3,362.06
  6. Step 6: Final answer
    x = 3,288.72

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1.5x scale

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.