Home / 3,861.26-5,790.37-1,362.31

Finding the Fourth Proportional to 3,861.26, 5,790.37 and 1,362.31

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Solution

The fourth proportional to 3,861.26, 5,790.37 and 1,362.31 is: 2,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.26 : 5,790.37 = 1,362.31 : x
  2. Step 2: Convert to fraction form
    3,861.26/5,790.37 = 1,362.31/x
  3. Step 3: Cross multiply
    3,861.26x = 5,790.37 × 1,362.31
  4. Step 4: Simplify right side
    3,861.26x = 7,888,243.19
  5. Step 5: Solve for x
    x = 7,888,243.19/3,861.26
  6. Step 6: Final answer
    x = 2,042.92

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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.