Home / 11,856.44-17,800.86-6,665.96

Finding the Fourth Proportional to 11,856.44, 17,800.86 and 6,665.96

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Solution

The fourth proportional to 11,856.44, 17,800.86 and 6,665.96 is: 10,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.44 : 17,800.86 = 6,665.96 : x
  2. Step 2: Convert to fraction form
    11,856.44/17,800.86 = 6,665.96/x
  3. Step 3: Cross multiply
    11,856.44x = 17,800.86 × 6,665.96
  4. Step 4: Simplify right side
    11,856.44x = 118,659,820.73
  5. Step 5: Solve for x
    x = 118,659,820.73/11,856.44
  6. Step 6: Final answer
    x = 10,008.05

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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.