Home / 2,183.03-3,254.70-1,936.79

Finding the Fourth Proportional to 2,183.03, 3,254.70 and 1,936.79

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Solution

The fourth proportional to 2,183.03, 3,254.70 and 1,936.79 is: 2,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.03 : 3,254.70 = 1,936.79 : x
  2. Step 2: Convert to fraction form
    2,183.03/3,254.70 = 1,936.79/x
  3. Step 3: Cross multiply
    2,183.03x = 3,254.70 × 1,936.79
  4. Step 4: Simplify right side
    2,183.03x = 6,303,660.73
  5. Step 5: Solve for x
    x = 6,303,660.73/2,183.03
  6. Step 6: Final answer
    x = 2,887.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.