Home / 3,049.12-4,206.33-2,208.46

Finding the Fourth Proportional to 3,049.12, 4,206.33 and 2,208.46

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Solution

The fourth proportional to 3,049.12, 4,206.33 and 2,208.46 is: 3,046.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.12 : 4,206.33 = 2,208.46 : x
  2. Step 2: Convert to fraction form
    3,049.12/4,206.33 = 2,208.46/x
  3. Step 3: Cross multiply
    3,049.12x = 4,206.33 × 2,208.46
  4. Step 4: Simplify right side
    3,049.12x = 9,289,511.55
  5. Step 5: Solve for x
    x = 9,289,511.55/3,049.12
  6. Step 6: Final answer
    x = 3,046.62

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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.