Home / 11,110.92-15,326-8,452.52

Finding the Fourth Proportional to 11,110.92, 15,326 and 8,452.52

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Solution

The fourth proportional to 11,110.92, 15,326 and 8,452.52 is: 11,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110.92 : 15,326 = 8,452.52 : x
  2. Step 2: Convert to fraction form
    11,110.92/15,326 = 8,452.52/x
  3. Step 3: Cross multiply
    11,110.92x = 15,326 × 8,452.52
  4. Step 4: Simplify right side
    11,110.92x = 129,543,321.52
  5. Step 5: Solve for x
    x = 129,543,321.52/11,110.92
  6. Step 6: Final answer
    x = 11,659.10

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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.