Home / 4,144.26-5,721.83-3,185.47

Finding the Fourth Proportional to 4,144.26, 5,721.83 and 3,185.47

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Solution

The fourth proportional to 4,144.26, 5,721.83 and 3,185.47 is: 4,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.26 : 5,721.83 = 3,185.47 : x
  2. Step 2: Convert to fraction form
    4,144.26/5,721.83 = 3,185.47/x
  3. Step 3: Cross multiply
    4,144.26x = 5,721.83 × 3,185.47
  4. Step 4: Simplify right side
    4,144.26x = 18,226,711.47
  5. Step 5: Solve for x
    x = 18,226,711.47/4,144.26
  6. Step 6: Final answer
    x = 4,398.06

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1.5x scale

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.