Home / 3,258.75-4,500.79-2,208.99

Finding the Fourth Proportional to 3,258.75, 4,500.79 and 2,208.99

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Solution

The fourth proportional to 3,258.75, 4,500.79 and 2,208.99 is: 3,050.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.75 : 4,500.79 = 2,208.99 : x
  2. Step 2: Convert to fraction form
    3,258.75/4,500.79 = 2,208.99/x
  3. Step 3: Cross multiply
    3,258.75x = 4,500.79 × 2,208.99
  4. Step 4: Simplify right side
    3,258.75x = 9,942,194.58
  5. Step 5: Solve for x
    x = 9,942,194.58/3,258.75
  6. Step 6: Final answer
    x = 3,050.92

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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.