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Finding the Fourth Proportional to 2,751.28, 3,797.49 and 1,704.22

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Solution

The fourth proportional to 2,751.28, 3,797.49 and 1,704.22 is: 2,352.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.28 : 3,797.49 = 1,704.22 : x
  2. Step 2: Convert to fraction form
    2,751.28/3,797.49 = 1,704.22/x
  3. Step 3: Cross multiply
    2,751.28x = 3,797.49 × 1,704.22
  4. Step 4: Simplify right side
    2,751.28x = 6,471,758.41
  5. Step 5: Solve for x
    x = 6,471,758.41/2,751.28
  6. Step 6: Final answer
    x = 2,352.27

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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.