Home / 2,183.37-3,008.97-1,553.91

Finding the Fourth Proportional to 2,183.37, 3,008.97 and 1,553.91

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Solution

The fourth proportional to 2,183.37, 3,008.97 and 1,553.91 is: 2,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.37 : 3,008.97 = 1,553.91 : x
  2. Step 2: Convert to fraction form
    2,183.37/3,008.97 = 1,553.91/x
  3. Step 3: Cross multiply
    2,183.37x = 3,008.97 × 1,553.91
  4. Step 4: Simplify right side
    2,183.37x = 4,675,668.57
  5. Step 5: Solve for x
    x = 4,675,668.57/2,183.37
  6. Step 6: Final answer
    x = 2,141.49

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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.