Home / 1,944.08-2,682.90-1,198.48

Finding the Fourth Proportional to 1,944.08, 2,682.90 and 1,198.48

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Solution

The fourth proportional to 1,944.08, 2,682.90 and 1,198.48 is: 1,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.08 : 2,682.90 = 1,198.48 : x
  2. Step 2: Convert to fraction form
    1,944.08/2,682.90 = 1,198.48/x
  3. Step 3: Cross multiply
    1,944.08x = 2,682.90 × 1,198.48
  4. Step 4: Simplify right side
    1,944.08x = 3,215,401.99
  5. Step 5: Solve for x
    x = 3,215,401.99/1,944.08
  6. Step 6: Final answer
    x = 1,653.95

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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.