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Finding the Fourth Proportional to 11,404.03, 15,735.99 and 6,367.66

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Solution

The fourth proportional to 11,404.03, 15,735.99 and 6,367.66 is: 8,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,404.03 : 15,735.99 = 6,367.66 : x
  2. Step 2: Convert to fraction form
    11,404.03/15,735.99 = 6,367.66/x
  3. Step 3: Cross multiply
    11,404.03x = 15,735.99 × 6,367.66
  4. Step 4: Simplify right side
    11,404.03x = 100,201,434.08
  5. Step 5: Solve for x
    x = 100,201,434.08/11,404.03
  6. Step 6: Final answer
    x = 8,786.49

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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.