Home / 11,468.88-17,214.12-5,629.68

Finding the Fourth Proportional to 11,468.88, 17,214.12 and 5,629.68

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Solution

The fourth proportional to 11,468.88, 17,214.12 and 5,629.68 is: 8,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.88 : 17,214.12 = 5,629.68 : x
  2. Step 2: Convert to fraction form
    11,468.88/17,214.12 = 5,629.68/x
  3. Step 3: Cross multiply
    11,468.88x = 17,214.12 × 5,629.68
  4. Step 4: Simplify right side
    11,468.88x = 96,909,987.08
  5. Step 5: Solve for x
    x = 96,909,987.08/11,468.88
  6. Step 6: Final answer
    x = 8,449.82

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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.