Home / 3,790.33-5,685.81-1,158.42

Finding the Fourth Proportional to 3,790.33, 5,685.81 and 1,158.42

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Solution

The fourth proportional to 3,790.33, 5,685.81 and 1,158.42 is: 1,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.33 : 5,685.81 = 1,158.42 : x
  2. Step 2: Convert to fraction form
    3,790.33/5,685.81 = 1,158.42/x
  3. Step 3: Cross multiply
    3,790.33x = 5,685.81 × 1,158.42
  4. Step 4: Simplify right side
    3,790.33x = 6,586,556.02
  5. Step 5: Solve for x
    x = 6,586,556.02/3,790.33
  6. Step 6: Final answer
    x = 1,737.73

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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.