Home / 4,021.64-5,550.32-2,449.73

Finding the Fourth Proportional to 4,021.64, 5,550.32 and 2,449.73

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Solution

The fourth proportional to 4,021.64, 5,550.32 and 2,449.73 is: 3,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.64 : 5,550.32 = 2,449.73 : x
  2. Step 2: Convert to fraction form
    4,021.64/5,550.32 = 2,449.73/x
  3. Step 3: Cross multiply
    4,021.64x = 5,550.32 × 2,449.73
  4. Step 4: Simplify right side
    4,021.64x = 13,596,805.41
  5. Step 5: Solve for x
    x = 13,596,805.41/4,021.64
  6. Step 6: Final answer
    x = 3,380.91

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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.