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Finding the Fourth Proportional to 8,110.13, 11,191.97 and 4,384.13

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Solution

The fourth proportional to 8,110.13, 11,191.97 and 4,384.13 is: 6,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.13 : 11,191.97 = 4,384.13 : x
  2. Step 2: Convert to fraction form
    8,110.13/11,191.97 = 4,384.13/x
  3. Step 3: Cross multiply
    8,110.13x = 11,191.97 × 4,384.13
  4. Step 4: Simplify right side
    8,110.13x = 49,067,006.44
  5. Step 5: Solve for x
    x = 49,067,006.44/8,110.13
  6. Step 6: Final answer
    x = 6,050.09

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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.