Home / 11,579.64-17,365.60-3,786.64

Finding the Fourth Proportional to 11,579.64, 17,365.60 and 3,786.64

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Solution

The fourth proportional to 11,579.64, 17,365.60 and 3,786.64 is: 5,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.64 : 17,365.60 = 3,786.64 : x
  2. Step 2: Convert to fraction form
    11,579.64/17,365.60 = 3,786.64/x
  3. Step 3: Cross multiply
    11,579.64x = 17,365.60 × 3,786.64
  4. Step 4: Simplify right side
    11,579.64x = 65,757,275.58
  5. Step 5: Solve for x
    x = 65,757,275.58/11,579.64
  6. Step 6: Final answer
    x = 5,678.70

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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.