Home / 3,314.32-4,571.46-2,251.49

Finding the Fourth Proportional to 3,314.32, 4,571.46 and 2,251.49

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Solution

The fourth proportional to 3,314.32, 4,571.46 and 2,251.49 is: 3,105.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.32 : 4,571.46 = 2,251.49 : x
  2. Step 2: Convert to fraction form
    3,314.32/4,571.46 = 2,251.49/x
  3. Step 3: Cross multiply
    3,314.32x = 4,571.46 × 2,251.49
  4. Step 4: Simplify right side
    3,314.32x = 10,292,616.35
  5. Step 5: Solve for x
    x = 10,292,616.35/3,314.32
  6. Step 6: Final answer
    x = 3,105.50

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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.