Home / 11,752.99-17,629.55-3,961.87

Finding the Fourth Proportional to 11,752.99, 17,629.55 and 3,961.87

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Solution

The fourth proportional to 11,752.99, 17,629.55 and 3,961.87 is: 5,942.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.99 : 17,629.55 = 3,961.87 : x
  2. Step 2: Convert to fraction form
    11,752.99/17,629.55 = 3,961.87/x
  3. Step 3: Cross multiply
    11,752.99x = 17,629.55 × 3,961.87
  4. Step 4: Simplify right side
    11,752.99x = 69,845,985.26
  5. Step 5: Solve for x
    x = 69,845,985.26/11,752.99
  6. Step 6: Final answer
    x = 5,942.83

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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.