Home / 11,259.46-16,891.26-3,864.66

Finding the Fourth Proportional to 11,259.46, 16,891.26 and 3,864.66

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Solution

The fourth proportional to 11,259.46, 16,891.26 and 3,864.66 is: 5,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.46 : 16,891.26 = 3,864.66 : x
  2. Step 2: Convert to fraction form
    11,259.46/16,891.26 = 3,864.66/x
  3. Step 3: Cross multiply
    11,259.46x = 16,891.26 × 3,864.66
  4. Step 4: Simplify right side
    11,259.46x = 65,278,976.87
  5. Step 5: Solve for x
    x = 65,278,976.87/11,259.46
  6. Step 6: Final answer
    x = 5,797.70

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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.