Home / 3,622.46-5,436.99-2,238.48

Finding the Fourth Proportional to 3,622.46, 5,436.99 and 2,238.48

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Solution

The fourth proportional to 3,622.46, 5,436.99 and 2,238.48 is: 3,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.46 : 5,436.99 = 2,238.48 : x
  2. Step 2: Convert to fraction form
    3,622.46/5,436.99 = 2,238.48/x
  3. Step 3: Cross multiply
    3,622.46x = 5,436.99 × 2,238.48
  4. Step 4: Simplify right side
    3,622.46x = 12,170,593.38
  5. Step 5: Solve for x
    x = 12,170,593.38/3,622.46
  6. Step 6: Final answer
    x = 3,359.76

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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.