Home / 2,183.96-3,013.21-1,973.46

Finding the Fourth Proportional to 2,183.96, 3,013.21 and 1,973.46

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Solution

The fourth proportional to 2,183.96, 3,013.21 and 1,973.46 is: 2,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.96 : 3,013.21 = 1,973.46 : x
  2. Step 2: Convert to fraction form
    2,183.96/3,013.21 = 1,973.46/x
  3. Step 3: Cross multiply
    2,183.96x = 3,013.21 × 1,973.46
  4. Step 4: Simplify right side
    2,183.96x = 5,946,456.94
  5. Step 5: Solve for x
    x = 5,946,456.94/2,183.96
  6. Step 6: Final answer
    x = 2,722.78

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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.