Home / 3,704.67-5,556.60-1,107

Finding the Fourth Proportional to 3,704.67, 5,556.60 and 1,107

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Solution

The fourth proportional to 3,704.67, 5,556.60 and 1,107 is: 1,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.67 : 5,556.60 = 1,107 : x
  2. Step 2: Convert to fraction form
    3,704.67/5,556.60 = 1,107/x
  3. Step 3: Cross multiply
    3,704.67x = 5,556.60 × 1,107
  4. Step 4: Simplify right side
    3,704.67x = 6,151,156.20
  5. Step 5: Solve for x
    x = 6,151,156.20/3,704.67
  6. Step 6: Final answer
    x = 1,660.38

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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.