Home / 6,761.27-10,137.52-2,815.24

Finding the Fourth Proportional to 6,761.27, 10,137.52 and 2,815.24

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Solution

The fourth proportional to 6,761.27, 10,137.52 and 2,815.24 is: 4,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.27 : 10,137.52 = 2,815.24 : x
  2. Step 2: Convert to fraction form
    6,761.27/10,137.52 = 2,815.24/x
  3. Step 3: Cross multiply
    6,761.27x = 10,137.52 × 2,815.24
  4. Step 4: Simplify right side
    6,761.27x = 28,539,551.80
  5. Step 5: Solve for x
    x = 28,539,551.80/6,761.27
  6. Step 6: Final answer
    x = 4,221.03

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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.