Home / 11,252.44-15,525.30-7,716.52

Finding the Fourth Proportional to 11,252.44, 15,525.30 and 7,716.52

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Solution

The fourth proportional to 11,252.44, 15,525.30 and 7,716.52 is: 10,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.44 : 15,525.30 = 7,716.52 : x
  2. Step 2: Convert to fraction form
    11,252.44/15,525.30 = 7,716.52/x
  3. Step 3: Cross multiply
    11,252.44x = 15,525.30 × 7,716.52
  4. Step 4: Simplify right side
    11,252.44x = 119,801,287.96
  5. Step 5: Solve for x
    x = 119,801,287.96/11,252.44
  6. Step 6: Final answer
    x = 10,646.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.