Home / 6,091.91-9,136.85-2,146.10

Finding the Fourth Proportional to 6,091.91, 9,136.85 and 2,146.10

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Solution

The fourth proportional to 6,091.91, 9,136.85 and 2,146.10 is: 3,218.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.91 : 9,136.85 = 2,146.10 : x
  2. Step 2: Convert to fraction form
    6,091.91/9,136.85 = 2,146.10/x
  3. Step 3: Cross multiply
    6,091.91x = 9,136.85 × 2,146.10
  4. Step 4: Simplify right side
    6,091.91x = 19,608,605.90
  5. Step 5: Solve for x
    x = 19,608,605.90/6,091.91
  6. Step 6: Final answer
    x = 3,218.79

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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.