Home / 11,299.14-16,961.31-6,624.66

Finding the Fourth Proportional to 11,299.14, 16,961.31 and 6,624.66

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Solution

The fourth proportional to 11,299.14, 16,961.31 and 6,624.66 is: 9,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.14 : 16,961.31 = 6,624.66 : x
  2. Step 2: Convert to fraction form
    11,299.14/16,961.31 = 6,624.66/x
  3. Step 3: Cross multiply
    11,299.14x = 16,961.31 × 6,624.66
  4. Step 4: Simplify right side
    11,299.14x = 112,362,911.90
  5. Step 5: Solve for x
    x = 112,362,911.90/11,299.14
  6. Step 6: Final answer
    x = 9,944.38

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1.5x scale

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.