Home / 3,060.27-4,221.18-1,940.04

Finding the Fourth Proportional to 3,060.27, 4,221.18 and 1,940.04

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Solution

The fourth proportional to 3,060.27, 4,221.18 and 1,940.04 is: 2,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.27 : 4,221.18 = 1,940.04 : x
  2. Step 2: Convert to fraction form
    3,060.27/4,221.18 = 1,940.04/x
  3. Step 3: Cross multiply
    3,060.27x = 4,221.18 × 1,940.04
  4. Step 4: Simplify right side
    3,060.27x = 8,189,258.05
  5. Step 5: Solve for x
    x = 8,189,258.05/3,060.27
  6. Step 6: Final answer
    x = 2,675.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.