Home / 11,944.60-17,917.81-3,625.36

Finding the Fourth Proportional to 11,944.60, 17,917.81 and 3,625.36

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Solution

The fourth proportional to 11,944.60, 17,917.81 and 3,625.36 is: 5,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.60 : 17,917.81 = 3,625.36 : x
  2. Step 2: Convert to fraction form
    11,944.60/17,917.81 = 3,625.36/x
  3. Step 3: Cross multiply
    11,944.60x = 17,917.81 × 3,625.36
  4. Step 4: Simplify right side
    11,944.60x = 64,958,457.80
  5. Step 5: Solve for x
    x = 64,958,457.80/11,944.60
  6. Step 6: Final answer
    x = 5,438.31

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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.