Home / 5,358.55-8,039.10-2,236.81

Finding the Fourth Proportional to 5,358.55, 8,039.10 and 2,236.81

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Solution

The fourth proportional to 5,358.55, 8,039.10 and 2,236.81 is: 3,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.55 : 8,039.10 = 2,236.81 : x
  2. Step 2: Convert to fraction form
    5,358.55/8,039.10 = 2,236.81/x
  3. Step 3: Cross multiply
    5,358.55x = 8,039.10 × 2,236.81
  4. Step 4: Simplify right side
    5,358.55x = 17,981,939.27
  5. Step 5: Solve for x
    x = 17,981,939.27/5,358.55
  6. Step 6: Final answer
    x = 3,355.75

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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.