Home / 2,236.13-3,082.95-1,836.30

Finding the Fourth Proportional to 2,236.13, 3,082.95 and 1,836.30

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Solution

The fourth proportional to 2,236.13, 3,082.95 and 1,836.30 is: 2,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.13 : 3,082.95 = 1,836.30 : x
  2. Step 2: Convert to fraction form
    2,236.13/3,082.95 = 1,836.30/x
  3. Step 3: Cross multiply
    2,236.13x = 3,082.95 × 1,836.30
  4. Step 4: Simplify right side
    2,236.13x = 5,661,221.09
  5. Step 5: Solve for x
    x = 5,661,221.09/2,236.13
  6. Step 6: Final answer
    x = 2,531.71

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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.