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Finding the Fourth Proportional to 8,008.84, 12,013.12 and 3,623.23

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Solution

The fourth proportional to 8,008.84, 12,013.12 and 3,623.23 is: 5,434.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.84 : 12,013.12 = 3,623.23 : x
  2. Step 2: Convert to fraction form
    8,008.84/12,013.12 = 3,623.23/x
  3. Step 3: Cross multiply
    8,008.84x = 12,013.12 × 3,623.23
  4. Step 4: Simplify right side
    8,008.84x = 43,526,296.78
  5. Step 5: Solve for x
    x = 43,526,296.78/8,008.84
  6. Step 6: Final answer
    x = 5,434.78

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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.