Home / 3,198.70-4,794.87-1,350.28

Finding the Fourth Proportional to 3,198.70, 4,794.87 and 1,350.28

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Solution

The fourth proportional to 3,198.70, 4,794.87 and 1,350.28 is: 2,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.70 : 4,794.87 = 1,350.28 : x
  2. Step 2: Convert to fraction form
    3,198.70/4,794.87 = 1,350.28/x
  3. Step 3: Cross multiply
    3,198.70x = 4,794.87 × 1,350.28
  4. Step 4: Simplify right side
    3,198.70x = 6,474,417.06
  5. Step 5: Solve for x
    x = 6,474,417.06/3,198.70
  6. Step 6: Final answer
    x = 2,024.08

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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.