Home / 3,914.36-5,392.74-2,733.56

Finding the Fourth Proportional to 3,914.36, 5,392.74 and 2,733.56

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Solution

The fourth proportional to 3,914.36, 5,392.74 and 2,733.56 is: 3,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.36 : 5,392.74 = 2,733.56 : x
  2. Step 2: Convert to fraction form
    3,914.36/5,392.74 = 2,733.56/x
  3. Step 3: Cross multiply
    3,914.36x = 5,392.74 × 2,733.56
  4. Step 4: Simplify right side
    3,914.36x = 14,741,378.35
  5. Step 5: Solve for x
    x = 14,741,378.35/3,914.36
  6. Step 6: Final answer
    x = 3,765.97

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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.