Home / 3,311.66-4,571.52-2,193.14

Finding the Fourth Proportional to 3,311.66, 4,571.52 and 2,193.14

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Solution

The fourth proportional to 3,311.66, 4,571.52 and 2,193.14 is: 3,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.66 : 4,571.52 = 2,193.14 : x
  2. Step 2: Convert to fraction form
    3,311.66/4,571.52 = 2,193.14/x
  3. Step 3: Cross multiply
    3,311.66x = 4,571.52 × 2,193.14
  4. Step 4: Simplify right side
    3,311.66x = 10,025,983.37
  5. Step 5: Solve for x
    x = 10,025,983.37/3,311.66
  6. Step 6: Final answer
    x = 3,027.48

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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.