Home / 3,944.66-5,443.39-2,176.28

Finding the Fourth Proportional to 3,944.66, 5,443.39 and 2,176.28

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Solution

The fourth proportional to 3,944.66, 5,443.39 and 2,176.28 is: 3,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.66 : 5,443.39 = 2,176.28 : x
  2. Step 2: Convert to fraction form
    3,944.66/5,443.39 = 2,176.28/x
  3. Step 3: Cross multiply
    3,944.66x = 5,443.39 × 2,176.28
  4. Step 4: Simplify right side
    3,944.66x = 11,846,324.46
  5. Step 5: Solve for x
    x = 11,846,324.46/3,944.66
  6. Step 6: Final answer
    x = 3,003.13

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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.