Home / 7,652.07-11,481.75-3,953.61

Finding the Fourth Proportional to 7,652.07, 11,481.75 and 3,953.61

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Solution

The fourth proportional to 7,652.07, 11,481.75 and 3,953.61 is: 5,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652.07 : 11,481.75 = 3,953.61 : x
  2. Step 2: Convert to fraction form
    7,652.07/11,481.75 = 3,953.61/x
  3. Step 3: Cross multiply
    7,652.07x = 11,481.75 × 3,953.61
  4. Step 4: Simplify right side
    7,652.07x = 45,394,361.62
  5. Step 5: Solve for x
    x = 45,394,361.62/7,652.07
  6. Step 6: Final answer
    x = 5,932.30

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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.