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Finding the Fourth Proportional to 8,836.98, 13,255.16 and 2,263.22

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Solution

The fourth proportional to 8,836.98, 13,255.16 and 2,263.22 is: 3,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.98 : 13,255.16 = 2,263.22 : x
  2. Step 2: Convert to fraction form
    8,836.98/13,255.16 = 2,263.22/x
  3. Step 3: Cross multiply
    8,836.98x = 13,255.16 × 2,263.22
  4. Step 4: Simplify right side
    8,836.98x = 29,999,343.22
  5. Step 5: Solve for x
    x = 29,999,343.22/8,836.98
  6. Step 6: Final answer
    x = 3,394.75

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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.