Home / 2,033.46-2,806.92-1,236.78

Finding the Fourth Proportional to 2,033.46, 2,806.92 and 1,236.78

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Solution

The fourth proportional to 2,033.46, 2,806.92 and 1,236.78 is: 1,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.46 : 2,806.92 = 1,236.78 : x
  2. Step 2: Convert to fraction form
    2,033.46/2,806.92 = 1,236.78/x
  3. Step 3: Cross multiply
    2,033.46x = 2,806.92 × 1,236.78
  4. Step 4: Simplify right side
    2,033.46x = 3,471,542.52
  5. Step 5: Solve for x
    x = 3,471,542.52/2,033.46
  6. Step 6: Final answer
    x = 1,707.21

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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.