Home / 3,522.08-5,282.82-2,135.01

Finding the Fourth Proportional to 3,522.08, 5,282.82 and 2,135.01

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Solution

The fourth proportional to 3,522.08, 5,282.82 and 2,135.01 is: 3,202.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.08 : 5,282.82 = 2,135.01 : x
  2. Step 2: Convert to fraction form
    3,522.08/5,282.82 = 2,135.01/x
  3. Step 3: Cross multiply
    3,522.08x = 5,282.82 × 2,135.01
  4. Step 4: Simplify right side
    3,522.08x = 11,278,869.53
  5. Step 5: Solve for x
    x = 11,278,869.53/3,522.08
  6. Step 6: Final answer
    x = 3,202.33

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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.