Home / 7,841.02-11,766.18-3,163.27

Finding the Fourth Proportional to 7,841.02, 11,766.18 and 3,163.27

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Solution

The fourth proportional to 7,841.02, 11,766.18 and 3,163.27 is: 4,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841.02 : 11,766.18 = 3,163.27 : x
  2. Step 2: Convert to fraction form
    7,841.02/11,766.18 = 3,163.27/x
  3. Step 3: Cross multiply
    7,841.02x = 11,766.18 × 3,163.27
  4. Step 4: Simplify right side
    7,841.02x = 37,219,604.21
  5. Step 5: Solve for x
    x = 37,219,604.21/7,841.02
  6. Step 6: Final answer
    x = 4,746.78

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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.