Home / 4,105.64-5,664.94-2,336.78

Finding the Fourth Proportional to 4,105.64, 5,664.94 and 2,336.78

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Solution

The fourth proportional to 4,105.64, 5,664.94 and 2,336.78 is: 3,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.64 : 5,664.94 = 2,336.78 : x
  2. Step 2: Convert to fraction form
    4,105.64/5,664.94 = 2,336.78/x
  3. Step 3: Cross multiply
    4,105.64x = 5,664.94 × 2,336.78
  4. Step 4: Simplify right side
    4,105.64x = 13,237,684.33
  5. Step 5: Solve for x
    x = 13,237,684.33/4,105.64
  6. Step 6: Final answer
    x = 3,224.27

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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.