Home / 11,451.33-17,179.44-3,553.68

Finding the Fourth Proportional to 11,451.33, 17,179.44 and 3,553.68

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Solution

The fourth proportional to 11,451.33, 17,179.44 and 3,553.68 is: 5,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.33 : 17,179.44 = 3,553.68 : x
  2. Step 2: Convert to fraction form
    11,451.33/17,179.44 = 3,553.68/x
  3. Step 3: Cross multiply
    11,451.33x = 17,179.44 × 3,553.68
  4. Step 4: Simplify right side
    11,451.33x = 61,050,232.34
  5. Step 5: Solve for x
    x = 61,050,232.34/11,451.33
  6. Step 6: Final answer
    x = 5,331.28

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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.