Home / 4,147.26-5,721.66-2,468.72

Finding the Fourth Proportional to 4,147.26, 5,721.66 and 2,468.72

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Solution

The fourth proportional to 4,147.26, 5,721.66 and 2,468.72 is: 3,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.26 : 5,721.66 = 2,468.72 : x
  2. Step 2: Convert to fraction form
    4,147.26/5,721.66 = 2,468.72/x
  3. Step 3: Cross multiply
    4,147.26x = 5,721.66 × 2,468.72
  4. Step 4: Simplify right side
    4,147.26x = 14,125,176.48
  5. Step 5: Solve for x
    x = 14,125,176.48/4,147.26
  6. Step 6: Final answer
    x = 3,405.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.