Home / 2,224.38-3,337.11-664.32

Finding the Fourth Proportional to 2,224.38, 3,337.11 and 664.32

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Solution

The fourth proportional to 2,224.38, 3,337.11 and 664.32 is: 996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.38 : 3,337.11 = 664.32 : x
  2. Step 2: Convert to fraction form
    2,224.38/3,337.11 = 664.32/x
  3. Step 3: Cross multiply
    2,224.38x = 3,337.11 × 664.32
  4. Step 4: Simplify right side
    2,224.38x = 2,216,908.92
  5. Step 5: Solve for x
    x = 2,216,908.92/2,224.38
  6. Step 6: Final answer
    x = 996.64

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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.