Home / 4,519.28-6,236.61-2,947.38

Finding the Fourth Proportional to 4,519.28, 6,236.61 and 2,947.38

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Solution

The fourth proportional to 4,519.28, 6,236.61 and 2,947.38 is: 4,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.28 : 6,236.61 = 2,947.38 : x
  2. Step 2: Convert to fraction form
    4,519.28/6,236.61 = 2,947.38/x
  3. Step 3: Cross multiply
    4,519.28x = 6,236.61 × 2,947.38
  4. Step 4: Simplify right side
    4,519.28x = 18,381,659.58
  5. Step 5: Solve for x
    x = 18,381,659.58/4,519.28
  6. Step 6: Final answer
    x = 4,067.39

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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.