Home / 3,944.97-5,443.83-2,176.47

Finding the Fourth Proportional to 3,944.97, 5,443.83 and 2,176.47

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Solution

The fourth proportional to 3,944.97, 5,443.83 and 2,176.47 is: 3,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.97 : 5,443.83 = 2,176.47 : x
  2. Step 2: Convert to fraction form
    3,944.97/5,443.83 = 2,176.47/x
  3. Step 3: Cross multiply
    3,944.97x = 5,443.83 × 2,176.47
  4. Step 4: Simplify right side
    3,944.97x = 11,848,332.68
  5. Step 5: Solve for x
    x = 11,848,332.68/3,944.97
  6. Step 6: Final answer
    x = 3,003.40

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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.