Home / 3,790.13-5,685.39-1,193.27

Finding the Fourth Proportional to 3,790.13, 5,685.39 and 1,193.27

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Solution

The fourth proportional to 3,790.13, 5,685.39 and 1,193.27 is: 1,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.13 : 5,685.39 = 1,193.27 : x
  2. Step 2: Convert to fraction form
    3,790.13/5,685.39 = 1,193.27/x
  3. Step 3: Cross multiply
    3,790.13x = 5,685.39 × 1,193.27
  4. Step 4: Simplify right side
    3,790.13x = 6,784,176.90
  5. Step 5: Solve for x
    x = 6,784,176.90/3,790.13
  6. Step 6: Final answer
    x = 1,789.96

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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.