Home / 4,153.29-6,229.83-1,687.44

Finding the Fourth Proportional to 4,153.29, 6,229.83 and 1,687.44

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Solution

The fourth proportional to 4,153.29, 6,229.83 and 1,687.44 is: 2,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.29 : 6,229.83 = 1,687.44 : x
  2. Step 2: Convert to fraction form
    4,153.29/6,229.83 = 1,687.44/x
  3. Step 3: Cross multiply
    4,153.29x = 6,229.83 × 1,687.44
  4. Step 4: Simplify right side
    4,153.29x = 10,512,464.34
  5. Step 5: Solve for x
    x = 10,512,464.34/4,153.29
  6. Step 6: Final answer
    x = 2,531.12

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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.