Home / 3,521.82-5,281.99-2,268.66

Finding the Fourth Proportional to 3,521.82, 5,281.99 and 2,268.66

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Solution

The fourth proportional to 3,521.82, 5,281.99 and 2,268.66 is: 3,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.82 : 5,281.99 = 2,268.66 : x
  2. Step 2: Convert to fraction form
    3,521.82/5,281.99 = 2,268.66/x
  3. Step 3: Cross multiply
    3,521.82x = 5,281.99 × 2,268.66
  4. Step 4: Simplify right side
    3,521.82x = 11,983,033.76
  5. Step 5: Solve for x
    x = 11,983,033.76/3,521.82
  6. Step 6: Final answer
    x = 3,402.51

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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.