Home / 4,021.97-5,550.67-2,253.95

Finding the Fourth Proportional to 4,021.97, 5,550.67 and 2,253.95

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Solution

The fourth proportional to 4,021.97, 5,550.67 and 2,253.95 is: 3,110.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.97 : 5,550.67 = 2,253.95 : x
  2. Step 2: Convert to fraction form
    4,021.97/5,550.67 = 2,253.95/x
  3. Step 3: Cross multiply
    4,021.97x = 5,550.67 × 2,253.95
  4. Step 4: Simplify right side
    4,021.97x = 12,510,899.26
  5. Step 5: Solve for x
    x = 12,510,899.26/4,021.97
  6. Step 6: Final answer
    x = 3,110.64

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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.