Home / 2,224.22-3,336.10-664.23

Finding the Fourth Proportional to 2,224.22, 3,336.10 and 664.23

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Solution

The fourth proportional to 2,224.22, 3,336.10 and 664.23 is: 996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.22 : 3,336.10 = 664.23 : x
  2. Step 2: Convert to fraction form
    2,224.22/3,336.10 = 664.23/x
  3. Step 3: Cross multiply
    2,224.22x = 3,336.10 × 664.23
  4. Step 4: Simplify right side
    2,224.22x = 2,215,937.70
  5. Step 5: Solve for x
    x = 2,215,937.70/2,224.22
  6. Step 6: Final answer
    x = 996.28

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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.