Home / 1,704.27-2,556.33-730.38

Finding the Fourth Proportional to 1,704.27, 2,556.33 and 730.38

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Solution

The fourth proportional to 1,704.27, 2,556.33 and 730.38 is: 1,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.27 : 2,556.33 = 730.38 : x
  2. Step 2: Convert to fraction form
    1,704.27/2,556.33 = 730.38/x
  3. Step 3: Cross multiply
    1,704.27x = 2,556.33 × 730.38
  4. Step 4: Simplify right side
    1,704.27x = 1,867,092.31
  5. Step 5: Solve for x
    x = 1,867,092.31/1,704.27
  6. Step 6: Final answer
    x = 1,095.54

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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.