Home / 6,091.80-9,138.15-2,195.70

Finding the Fourth Proportional to 6,091.80, 9,138.15 and 2,195.70

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Solution

The fourth proportional to 6,091.80, 9,138.15 and 2,195.70 is: 3,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.80 : 9,138.15 = 2,195.70 : x
  2. Step 2: Convert to fraction form
    6,091.80/9,138.15 = 2,195.70/x
  3. Step 3: Cross multiply
    6,091.80x = 9,138.15 × 2,195.70
  4. Step 4: Simplify right side
    6,091.80x = 20,064,635.96
  5. Step 5: Solve for x
    x = 20,064,635.96/6,091.80
  6. Step 6: Final answer
    x = 3,293.71

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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.