Home / 11,659.42-17,487.45-3,867.22

Finding the Fourth Proportional to 11,659.42, 17,487.45 and 3,867.22

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Solution

The fourth proportional to 11,659.42, 17,487.45 and 3,867.22 is: 5,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.42 : 17,487.45 = 3,867.22 : x
  2. Step 2: Convert to fraction form
    11,659.42/17,487.45 = 3,867.22/x
  3. Step 3: Cross multiply
    11,659.42x = 17,487.45 × 3,867.22
  4. Step 4: Simplify right side
    11,659.42x = 67,627,816.39
  5. Step 5: Solve for x
    x = 67,627,816.39/11,659.42
  6. Step 6: Final answer
    x = 5,800.27

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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.