Home / 8,181.27-12,273.87-2,635.14

Finding the Fourth Proportional to 8,181.27, 12,273.87 and 2,635.14

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Solution

The fourth proportional to 8,181.27, 12,273.87 and 2,635.14 is: 3,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.27 : 12,273.87 = 2,635.14 : x
  2. Step 2: Convert to fraction form
    8,181.27/12,273.87 = 2,635.14/x
  3. Step 3: Cross multiply
    8,181.27x = 12,273.87 × 2,635.14
  4. Step 4: Simplify right side
    8,181.27x = 32,343,365.79
  5. Step 5: Solve for x
    x = 32,343,365.79/8,181.27
  6. Step 6: Final answer
    x = 3,953.34

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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.