Home / 11,734.75-16,193.97-6,429.59

Finding the Fourth Proportional to 11,734.75, 16,193.97 and 6,429.59

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Solution

The fourth proportional to 11,734.75, 16,193.97 and 6,429.59 is: 8,872.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.75 : 16,193.97 = 6,429.59 : x
  2. Step 2: Convert to fraction form
    11,734.75/16,193.97 = 6,429.59/x
  3. Step 3: Cross multiply
    11,734.75x = 16,193.97 × 6,429.59
  4. Step 4: Simplify right side
    11,734.75x = 104,120,555.42
  5. Step 5: Solve for x
    x = 104,120,555.42/11,734.75
  6. Step 6: Final answer
    x = 8,872.84

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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.