Home / 11,734.62-16,193.34-6,429.48

Finding the Fourth Proportional to 11,734.62, 16,193.34 and 6,429.48

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Solution

The fourth proportional to 11,734.62, 16,193.34 and 6,429.48 is: 8,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.62 : 16,193.34 = 6,429.48 : x
  2. Step 2: Convert to fraction form
    11,734.62/16,193.34 = 6,429.48/x
  3. Step 3: Cross multiply
    11,734.62x = 16,193.34 × 6,429.48
  4. Step 4: Simplify right side
    11,734.62x = 104,114,755.66
  5. Step 5: Solve for x
    x = 104,114,755.66/11,734.62
  6. Step 6: Final answer
    x = 8,872.44

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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.