Home / 3,476.62-5,216.60-2,160.02

Finding the Fourth Proportional to 3,476.62, 5,216.60 and 2,160.02

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Solution

The fourth proportional to 3,476.62, 5,216.60 and 2,160.02 is: 3,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.62 : 5,216.60 = 2,160.02 : x
  2. Step 2: Convert to fraction form
    3,476.62/5,216.60 = 2,160.02/x
  3. Step 3: Cross multiply
    3,476.62x = 5,216.60 × 2,160.02
  4. Step 4: Simplify right side
    3,476.62x = 11,267,949.43
  5. Step 5: Solve for x
    x = 11,267,949.43/3,476.62
  6. Step 6: Final answer
    x = 3,241.06

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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.