Home / 3,216.80-4,825.17-2,571.62

Finding the Fourth Proportional to 3,216.80, 4,825.17 and 2,571.62

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Solution

The fourth proportional to 3,216.80, 4,825.17 and 2,571.62 is: 3,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.80 : 4,825.17 = 2,571.62 : x
  2. Step 2: Convert to fraction form
    3,216.80/4,825.17 = 2,571.62/x
  3. Step 3: Cross multiply
    3,216.80x = 4,825.17 × 2,571.62
  4. Step 4: Simplify right side
    3,216.80x = 12,408,503.68
  5. Step 5: Solve for x
    x = 12,408,503.68/3,216.80
  6. Step 6: Final answer
    x = 3,857.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.