Home / 6,979.68-10,469.52-2,049.44

Finding the Fourth Proportional to 6,979.68, 10,469.52 and 2,049.44

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Solution

The fourth proportional to 6,979.68, 10,469.52 and 2,049.44 is: 3,074.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.68 : 10,469.52 = 2,049.44 : x
  2. Step 2: Convert to fraction form
    6,979.68/10,469.52 = 2,049.44/x
  3. Step 3: Cross multiply
    6,979.68x = 10,469.52 × 2,049.44
  4. Step 4: Simplify right side
    6,979.68x = 21,456,653.07
  5. Step 5: Solve for x
    x = 21,456,653.07/6,979.68
  6. Step 6: Final answer
    x = 3,074.16

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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.