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Finding the Fourth Proportional to 8,884, 13,326.32 and 3,336.76

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Solution

The fourth proportional to 8,884, 13,326.32 and 3,336.76 is: 5,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,884 : 13,326.32 = 3,336.76 : x
  2. Step 2: Convert to fraction form
    8,884/13,326.32 = 3,336.76/x
  3. Step 3: Cross multiply
    8,884x = 13,326.32 × 3,336.76
  4. Step 4: Simplify right side
    8,884x = 44,466,731.52
  5. Step 5: Solve for x
    x = 44,466,731.52/8,884
  6. Step 6: Final answer
    x = 5,005.26

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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.