Home / 11,667.92-16,101.64-6,362.80

Finding the Fourth Proportional to 11,667.92, 16,101.64 and 6,362.80

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Solution

The fourth proportional to 11,667.92, 16,101.64 and 6,362.80 is: 8,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.92 : 16,101.64 = 6,362.80 : x
  2. Step 2: Convert to fraction form
    11,667.92/16,101.64 = 6,362.80/x
  3. Step 3: Cross multiply
    11,667.92x = 16,101.64 × 6,362.80
  4. Step 4: Simplify right side
    11,667.92x = 102,451,514.99
  5. Step 5: Solve for x
    x = 102,451,514.99/11,667.92
  6. Step 6: Final answer
    x = 8,780.62

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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.