Home / 4,021.10-5,550.27-3,627.98

Finding the Fourth Proportional to 4,021.10, 5,550.27 and 3,627.98

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Solution

The fourth proportional to 4,021.10, 5,550.27 and 3,627.98 is: 5,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.10 : 5,550.27 = 3,627.98 : x
  2. Step 2: Convert to fraction form
    4,021.10/5,550.27 = 3,627.98/x
  3. Step 3: Cross multiply
    4,021.10x = 5,550.27 × 3,627.98
  4. Step 4: Simplify right side
    4,021.10x = 20,136,268.55
  5. Step 5: Solve for x
    x = 20,136,268.55/4,021.10
  6. Step 6: Final answer
    x = 5,007.65

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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.