Home / 10,966.13-16,441.96-3,942.62

Finding the Fourth Proportional to 10,966.13, 16,441.96 and 3,942.62

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Solution

The fourth proportional to 10,966.13, 16,441.96 and 3,942.62 is: 5,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.13 : 16,441.96 = 3,942.62 : x
  2. Step 2: Convert to fraction form
    10,966.13/16,441.96 = 3,942.62/x
  3. Step 3: Cross multiply
    10,966.13x = 16,441.96 × 3,942.62
  4. Step 4: Simplify right side
    10,966.13x = 64,824,400.34
  5. Step 5: Solve for x
    x = 64,824,400.34/10,966.13
  6. Step 6: Final answer
    x = 5,911.33

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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.