Home / 3,021.94-4,539.86-2,146.57

Finding the Fourth Proportional to 3,021.94, 4,539.86 and 2,146.57

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Solution

The fourth proportional to 3,021.94, 4,539.86 and 2,146.57 is: 3,224.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.94 : 4,539.86 = 2,146.57 : x
  2. Step 2: Convert to fraction form
    3,021.94/4,539.86 = 2,146.57/x
  3. Step 3: Cross multiply
    3,021.94x = 4,539.86 × 2,146.57
  4. Step 4: Simplify right side
    3,021.94x = 9,745,105.20
  5. Step 5: Solve for x
    x = 9,745,105.20/3,021.94
  6. Step 6: Final answer
    x = 3,224.79

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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.