Home / 3,579.56-4,940.42-2,183.08

Finding the Fourth Proportional to 3,579.56, 4,940.42 and 2,183.08

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Solution

The fourth proportional to 3,579.56, 4,940.42 and 2,183.08 is: 3,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.56 : 4,940.42 = 2,183.08 : x
  2. Step 2: Convert to fraction form
    3,579.56/4,940.42 = 2,183.08/x
  3. Step 3: Cross multiply
    3,579.56x = 4,940.42 × 2,183.08
  4. Step 4: Simplify right side
    3,579.56x = 10,785,332.09
  5. Step 5: Solve for x
    x = 10,785,332.09/3,579.56
  6. Step 6: Final answer
    x = 3,013.03

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1.5x scale

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.