Home / 3,339.28-5,007.99-1,147.27

Finding the Fourth Proportional to 3,339.28, 5,007.99 and 1,147.27

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Solution

The fourth proportional to 3,339.28, 5,007.99 and 1,147.27 is: 1,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339.28 : 5,007.99 = 1,147.27 : x
  2. Step 2: Convert to fraction form
    3,339.28/5,007.99 = 1,147.27/x
  3. Step 3: Cross multiply
    3,339.28x = 5,007.99 × 1,147.27
  4. Step 4: Simplify right side
    3,339.28x = 5,745,516.69
  5. Step 5: Solve for x
    x = 5,745,516.69/3,339.28
  6. Step 6: Final answer
    x = 1,720.59

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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.