Home / 11,801.66-17,704.87-3,904.76

Finding the Fourth Proportional to 11,801.66, 17,704.87 and 3,904.76

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Solution

The fourth proportional to 11,801.66, 17,704.87 and 3,904.76 is: 5,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.66 : 17,704.87 = 3,904.76 : x
  2. Step 2: Convert to fraction form
    11,801.66/17,704.87 = 3,904.76/x
  3. Step 3: Cross multiply
    11,801.66x = 17,704.87 × 3,904.76
  4. Step 4: Simplify right side
    11,801.66x = 69,133,302.68
  5. Step 5: Solve for x
    x = 69,133,302.68/11,801.66
  6. Step 6: Final answer
    x = 5,857.93

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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.