Home / 11,254.22-16,879.59-3,856.98

Finding the Fourth Proportional to 11,254.22, 16,879.59 and 3,856.98

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Solution

The fourth proportional to 11,254.22, 16,879.59 and 3,856.98 is: 5,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.22 : 16,879.59 = 3,856.98 : x
  2. Step 2: Convert to fraction form
    11,254.22/16,879.59 = 3,856.98/x
  3. Step 3: Cross multiply
    11,254.22x = 16,879.59 × 3,856.98
  4. Step 4: Simplify right side
    11,254.22x = 65,104,241.04
  5. Step 5: Solve for x
    x = 65,104,241.04/11,254.22
  6. Step 6: Final answer
    x = 5,784.88

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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.