Home / 4,489.11-6,728.39-2,021.04

Finding the Fourth Proportional to 4,489.11, 6,728.39 and 2,021.04

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Solution

The fourth proportional to 4,489.11, 6,728.39 and 2,021.04 is: 3,029.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.11 : 6,728.39 = 2,021.04 : x
  2. Step 2: Convert to fraction form
    4,489.11/6,728.39 = 2,021.04/x
  3. Step 3: Cross multiply
    4,489.11x = 6,728.39 × 2,021.04
  4. Step 4: Simplify right side
    4,489.11x = 13,598,345.33
  5. Step 5: Solve for x
    x = 13,598,345.33/4,489.11
  6. Step 6: Final answer
    x = 3,029.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.