Home / 3,961.09-5,927.01-3,261.25

Finding the Fourth Proportional to 3,961.09, 5,927.01 and 3,261.25

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Solution

The fourth proportional to 3,961.09, 5,927.01 and 3,261.25 is: 4,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.09 : 5,927.01 = 3,261.25 : x
  2. Step 2: Convert to fraction form
    3,961.09/5,927.01 = 3,261.25/x
  3. Step 3: Cross multiply
    3,961.09x = 5,927.01 × 3,261.25
  4. Step 4: Simplify right side
    3,961.09x = 19,329,461.36
  5. Step 5: Solve for x
    x = 19,329,461.36/3,961.09
  6. Step 6: Final answer
    x = 4,879.83

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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.