Home / 8,094.97-12,135.27-3,163.50

Finding the Fourth Proportional to 8,094.97, 12,135.27 and 3,163.50

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Solution

The fourth proportional to 8,094.97, 12,135.27 and 3,163.50 is: 4,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094.97 : 12,135.27 = 3,163.50 : x
  2. Step 2: Convert to fraction form
    8,094.97/12,135.27 = 3,163.50/x
  3. Step 3: Cross multiply
    8,094.97x = 12,135.27 × 3,163.50
  4. Step 4: Simplify right side
    8,094.97x = 38,389,926.65
  5. Step 5: Solve for x
    x = 38,389,926.65/8,094.97
  6. Step 6: Final answer
    x = 4,742.44

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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.