Home / 3,728.73-5,144.37-2,237.16

Finding the Fourth Proportional to 3,728.73, 5,144.37 and 2,237.16

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Solution

The fourth proportional to 3,728.73, 5,144.37 and 2,237.16 is: 3,086.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.73 : 5,144.37 = 2,237.16 : x
  2. Step 2: Convert to fraction form
    3,728.73/5,144.37 = 2,237.16/x
  3. Step 3: Cross multiply
    3,728.73x = 5,144.37 × 2,237.16
  4. Step 4: Simplify right side
    3,728.73x = 11,508,778.79
  5. Step 5: Solve for x
    x = 11,508,778.79/3,728.73
  6. Step 6: Final answer
    x = 3,086.51

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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.