Home / 3,520.92-4,858.94-2,028.59

Finding the Fourth Proportional to 3,520.92, 4,858.94 and 2,028.59

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Solution

The fourth proportional to 3,520.92, 4,858.94 and 2,028.59 is: 2,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.92 : 4,858.94 = 2,028.59 : x
  2. Step 2: Convert to fraction form
    3,520.92/4,858.94 = 2,028.59/x
  3. Step 3: Cross multiply
    3,520.92x = 4,858.94 × 2,028.59
  4. Step 4: Simplify right side
    3,520.92x = 9,856,762.66
  5. Step 5: Solve for x
    x = 9,856,762.66/3,520.92
  6. Step 6: Final answer
    x = 2,799.48

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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.