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Finding the Fourth Proportional to 3,198.48, 4,797.04 and 1,348.88

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Solution

The fourth proportional to 3,198.48, 4,797.04 and 1,348.88 is: 2,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.48 : 4,797.04 = 1,348.88 : x
  2. Step 2: Convert to fraction form
    3,198.48/4,797.04 = 1,348.88/x
  3. Step 3: Cross multiply
    3,198.48x = 4,797.04 × 1,348.88
  4. Step 4: Simplify right side
    3,198.48x = 6,470,631.32
  5. Step 5: Solve for x
    x = 6,470,631.32/3,198.48
  6. Step 6: Final answer
    x = 2,023.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.