Home / 3,309.12-4,956.39-2,208.33

Finding the Fourth Proportional to 3,309.12, 4,956.39 and 2,208.33

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Solution

The fourth proportional to 3,309.12, 4,956.39 and 2,208.33 is: 3,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.12 : 4,956.39 = 2,208.33 : x
  2. Step 2: Convert to fraction form
    3,309.12/4,956.39 = 2,208.33/x
  3. Step 3: Cross multiply
    3,309.12x = 4,956.39 × 2,208.33
  4. Step 4: Simplify right side
    3,309.12x = 10,945,344.73
  5. Step 5: Solve for x
    x = 10,945,344.73/3,309.12
  6. Step 6: Final answer
    x = 3,307.63

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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.