Home / 4,022.12-5,550.21-2,253.49

Finding the Fourth Proportional to 4,022.12, 5,550.21 and 2,253.49

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Solution

The fourth proportional to 4,022.12, 5,550.21 and 2,253.49 is: 3,109.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.12 : 5,550.21 = 2,253.49 : x
  2. Step 2: Convert to fraction form
    4,022.12/5,550.21 = 2,253.49/x
  3. Step 3: Cross multiply
    4,022.12x = 5,550.21 × 2,253.49
  4. Step 4: Simplify right side
    4,022.12x = 12,507,328.86
  5. Step 5: Solve for x
    x = 12,507,328.86/4,022.12
  6. Step 6: Final answer
    x = 3,109.63

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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.