Home / 2,183.36-3,250.35-2,170.38

Finding the Fourth Proportional to 2,183.36, 3,250.35 and 2,170.38

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Solution

The fourth proportional to 2,183.36, 3,250.35 and 2,170.38 is: 3,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.36 : 3,250.35 = 2,170.38 : x
  2. Step 2: Convert to fraction form
    2,183.36/3,250.35 = 2,170.38/x
  3. Step 3: Cross multiply
    2,183.36x = 3,250.35 × 2,170.38
  4. Step 4: Simplify right side
    2,183.36x = 7,054,494.63
  5. Step 5: Solve for x
    x = 7,054,494.63/2,183.36
  6. Step 6: Final answer
    x = 3,231.03

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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.