Home / 11,419.66-15,759.24-6,704.02

Finding the Fourth Proportional to 11,419.66, 15,759.24 and 6,704.02

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Solution

The fourth proportional to 11,419.66, 15,759.24 and 6,704.02 is: 9,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419.66 : 15,759.24 = 6,704.02 : x
  2. Step 2: Convert to fraction form
    11,419.66/15,759.24 = 6,704.02/x
  3. Step 3: Cross multiply
    11,419.66x = 15,759.24 × 6,704.02
  4. Step 4: Simplify right side
    11,419.66x = 105,650,260.14
  5. Step 5: Solve for x
    x = 105,650,260.14/11,419.66
  6. Step 6: Final answer
    x = 9,251.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.