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Finding the Fourth Proportional to 8,916.44, 13,374.65 and 2,676.44

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Solution

The fourth proportional to 8,916.44, 13,374.65 and 2,676.44 is: 4,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.44 : 13,374.65 = 2,676.44 : x
  2. Step 2: Convert to fraction form
    8,916.44/13,374.65 = 2,676.44/x
  3. Step 3: Cross multiply
    8,916.44x = 13,374.65 × 2,676.44
  4. Step 4: Simplify right side
    8,916.44x = 35,796,367.99
  5. Step 5: Solve for x
    x = 35,796,367.99/8,916.44
  6. Step 6: Final answer
    x = 4,014.65

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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.