Home / 11,944.13-17,934.68-6,408.28

Finding the Fourth Proportional to 11,944.13, 17,934.68 and 6,408.28

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Solution

The fourth proportional to 11,944.13, 17,934.68 and 6,408.28 is: 9,622.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.13 : 17,934.68 = 6,408.28 : x
  2. Step 2: Convert to fraction form
    11,944.13/17,934.68 = 6,408.28/x
  3. Step 3: Cross multiply
    11,944.13x = 17,934.68 × 6,408.28
  4. Step 4: Simplify right side
    11,944.13x = 114,930,489.59
  5. Step 5: Solve for x
    x = 114,930,489.59/11,944.13
  6. Step 6: Final answer
    x = 9,622.34

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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.