Home / 7,682.88-11,517.84-3,063.36

Finding the Fourth Proportional to 7,682.88, 11,517.84 and 3,063.36

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Solution

The fourth proportional to 7,682.88, 11,517.84 and 3,063.36 is: 4,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682.88 : 11,517.84 = 3,063.36 : x
  2. Step 2: Convert to fraction form
    7,682.88/11,517.84 = 3,063.36/x
  3. Step 3: Cross multiply
    7,682.88x = 11,517.84 × 3,063.36
  4. Step 4: Simplify right side
    7,682.88x = 35,283,290.34
  5. Step 5: Solve for x
    x = 35,283,290.34/7,682.88
  6. Step 6: Final answer
    x = 4,592.46

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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.