Home / 3,216.70-4,436.94-2,552.50

Finding the Fourth Proportional to 3,216.70, 4,436.94 and 2,552.50

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Solution

The fourth proportional to 3,216.70, 4,436.94 and 2,552.50 is: 3,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.70 : 4,436.94 = 2,552.50 : x
  2. Step 2: Convert to fraction form
    3,216.70/4,436.94 = 2,552.50/x
  3. Step 3: Cross multiply
    3,216.70x = 4,436.94 × 2,552.50
  4. Step 4: Simplify right side
    3,216.70x = 11,325,289.35
  5. Step 5: Solve for x
    x = 11,325,289.35/3,216.70
  6. Step 6: Final answer
    x = 3,520.78

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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.