Home / 10,936.66-16,406.60-3,538.66

Finding the Fourth Proportional to 10,936.66, 16,406.60 and 3,538.66

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Solution

The fourth proportional to 10,936.66, 16,406.60 and 3,538.66 is: 5,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.66 : 16,406.60 = 3,538.66 : x
  2. Step 2: Convert to fraction form
    10,936.66/16,406.60 = 3,538.66/x
  3. Step 3: Cross multiply
    10,936.66x = 16,406.60 × 3,538.66
  4. Step 4: Simplify right side
    10,936.66x = 58,057,379.16
  5. Step 5: Solve for x
    x = 58,057,379.16/10,936.66
  6. Step 6: Final answer
    x = 5,308.51

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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.