Home / 3,782.34-5,674.59-2,743.38

Finding the Fourth Proportional to 3,782.34, 5,674.59 and 2,743.38

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Solution

The fourth proportional to 3,782.34, 5,674.59 and 2,743.38 is: 4,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782.34 : 5,674.59 = 2,743.38 : x
  2. Step 2: Convert to fraction form
    3,782.34/5,674.59 = 2,743.38/x
  3. Step 3: Cross multiply
    3,782.34x = 5,674.59 × 2,743.38
  4. Step 4: Simplify right side
    3,782.34x = 15,567,556.71
  5. Step 5: Solve for x
    x = 15,567,556.71/3,782.34
  6. Step 6: Final answer
    x = 4,115.85

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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.