Home / 4,021.86-5,549.94-2,449.65

Finding the Fourth Proportional to 4,021.86, 5,549.94 and 2,449.65

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Solution

The fourth proportional to 4,021.86, 5,549.94 and 2,449.65 is: 3,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.86 : 5,549.94 = 2,449.65 : x
  2. Step 2: Convert to fraction form
    4,021.86/5,549.94 = 2,449.65/x
  3. Step 3: Cross multiply
    4,021.86x = 5,549.94 × 2,449.65
  4. Step 4: Simplify right side
    4,021.86x = 13,595,410.52
  5. Step 5: Solve for x
    x = 13,595,410.52/4,021.86
  6. Step 6: Final answer
    x = 3,380.38

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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.