Home / 6,800.88-10,181.40-5,163.84

Finding the Fourth Proportional to 6,800.88, 10,181.40 and 5,163.84

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Solution

The fourth proportional to 6,800.88, 10,181.40 and 5,163.84 is: 7,730.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.88 : 10,181.40 = 5,163.84 : x
  2. Step 2: Convert to fraction form
    6,800.88/10,181.40 = 5,163.84/x
  3. Step 3: Cross multiply
    6,800.88x = 10,181.40 × 5,163.84
  4. Step 4: Simplify right side
    6,800.88x = 52,575,120.58
  5. Step 5: Solve for x
    x = 52,575,120.58/6,800.88
  6. Step 6: Final answer
    x = 7,730.63

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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.