Home / 11,966.32-17,947.36-3,644.32

Finding the Fourth Proportional to 11,966.32, 17,947.36 and 3,644.32

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Solution

The fourth proportional to 11,966.32, 17,947.36 and 3,644.32 is: 5,465.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.32 : 17,947.36 = 3,644.32 : x
  2. Step 2: Convert to fraction form
    11,966.32/17,947.36 = 3,644.32/x
  3. Step 3: Cross multiply
    11,966.32x = 17,947.36 × 3,644.32
  4. Step 4: Simplify right side
    11,966.32x = 65,405,923.00
  5. Step 5: Solve for x
    x = 65,405,923.00/11,966.32
  6. Step 6: Final answer
    x = 5,465.83

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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.