Home / 4,019.38-5,546.79-2,251

Finding the Fourth Proportional to 4,019.38, 5,546.79 and 2,251

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Solution

The fourth proportional to 4,019.38, 5,546.79 and 2,251 is: 3,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.38 : 5,546.79 = 2,251 : x
  2. Step 2: Convert to fraction form
    4,019.38/5,546.79 = 2,251/x
  3. Step 3: Cross multiply
    4,019.38x = 5,546.79 × 2,251
  4. Step 4: Simplify right side
    4,019.38x = 12,485,824.29
  5. Step 5: Solve for x
    x = 12,485,824.29/4,019.38
  6. Step 6: Final answer
    x = 3,106.41

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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.