Home / 11,044.21-15,241.42-6,329.40

Finding the Fourth Proportional to 11,044.21, 15,241.42 and 6,329.40

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Solution

The fourth proportional to 11,044.21, 15,241.42 and 6,329.40 is: 8,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.21 : 15,241.42 = 6,329.40 : x
  2. Step 2: Convert to fraction form
    11,044.21/15,241.42 = 6,329.40/x
  3. Step 3: Cross multiply
    11,044.21x = 15,241.42 × 6,329.40
  4. Step 4: Simplify right side
    11,044.21x = 96,469,021.47
  5. Step 5: Solve for x
    x = 96,469,021.47/11,044.21
  6. Step 6: Final answer
    x = 8,734.81

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1.5x scale

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.