Home / 3,687.53-5,530.32-2,517.31

Finding the Fourth Proportional to 3,687.53, 5,530.32 and 2,517.31

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Solution

The fourth proportional to 3,687.53, 5,530.32 and 2,517.31 is: 3,775.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.53 : 5,530.32 = 2,517.31 : x
  2. Step 2: Convert to fraction form
    3,687.53/5,530.32 = 2,517.31/x
  3. Step 3: Cross multiply
    3,687.53x = 5,530.32 × 2,517.31
  4. Step 4: Simplify right side
    3,687.53x = 13,921,536.75
  5. Step 5: Solve for x
    x = 13,921,536.75/3,687.53
  6. Step 6: Final answer
    x = 3,775.31

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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.