Home / 11,646.92-17,481.36-7,754.04

Finding the Fourth Proportional to 11,646.92, 17,481.36 and 7,754.04

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Solution

The fourth proportional to 11,646.92, 17,481.36 and 7,754.04 is: 11,638.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.92 : 17,481.36 = 7,754.04 : x
  2. Step 2: Convert to fraction form
    11,646.92/17,481.36 = 7,754.04/x
  3. Step 3: Cross multiply
    11,646.92x = 17,481.36 × 7,754.04
  4. Step 4: Simplify right side
    11,646.92x = 135,551,164.69
  5. Step 5: Solve for x
    x = 135,551,164.69/11,646.92
  6. Step 6: Final answer
    x = 11,638.37

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1.5x scale

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.