Home / 3,267.75-4,513.21-2,217.99

Finding the Fourth Proportional to 3,267.75, 4,513.21 and 2,217.99

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Solution

The fourth proportional to 3,267.75, 4,513.21 and 2,217.99 is: 3,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.75 : 4,513.21 = 2,217.99 : x
  2. Step 2: Convert to fraction form
    3,267.75/4,513.21 = 2,217.99/x
  3. Step 3: Cross multiply
    3,267.75x = 4,513.21 × 2,217.99
  4. Step 4: Simplify right side
    3,267.75x = 10,010,249.10
  5. Step 5: Solve for x
    x = 10,010,249.10/3,267.75
  6. Step 6: Final answer
    x = 3,063.35

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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.