Home / 11,734.75-16,193.96-6,429.77

Finding the Fourth Proportional to 11,734.75, 16,193.96 and 6,429.77

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Solution

The fourth proportional to 11,734.75, 16,193.96 and 6,429.77 is: 8,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.75 : 16,193.96 = 6,429.77 : x
  2. Step 2: Convert to fraction form
    11,734.75/16,193.96 = 6,429.77/x
  3. Step 3: Cross multiply
    11,734.75x = 16,193.96 × 6,429.77
  4. Step 4: Simplify right side
    11,734.75x = 104,123,438.19
  5. Step 5: Solve for x
    x = 104,123,438.19/11,734.75
  6. Step 6: Final answer
    x = 8,873.09

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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.