Home / 3,452.81-5,176.61-1,231.19

Finding the Fourth Proportional to 3,452.81, 5,176.61 and 1,231.19

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Solution

The fourth proportional to 3,452.81, 5,176.61 and 1,231.19 is: 1,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.81 : 5,176.61 = 1,231.19 : x
  2. Step 2: Convert to fraction form
    3,452.81/5,176.61 = 1,231.19/x
  3. Step 3: Cross multiply
    3,452.81x = 5,176.61 × 1,231.19
  4. Step 4: Simplify right side
    3,452.81x = 6,373,358.43
  5. Step 5: Solve for x
    x = 6,373,358.43/3,452.81
  6. Step 6: Final answer
    x = 1,845.85

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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.