Home / 4,186.97-5,749.47-3,744.71

Finding the Fourth Proportional to 4,186.97, 5,749.47 and 3,744.71

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Solution

The fourth proportional to 4,186.97, 5,749.47 and 3,744.71 is: 5,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.97 : 5,749.47 = 3,744.71 : x
  2. Step 2: Convert to fraction form
    4,186.97/5,749.47 = 3,744.71/x
  3. Step 3: Cross multiply
    4,186.97x = 5,749.47 × 3,744.71
  4. Step 4: Simplify right side
    4,186.97x = 21,530,097.80
  5. Step 5: Solve for x
    x = 21,530,097.80/4,186.97
  6. Step 6: Final answer
    x = 5,142.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.