Home / 1,944.51-2,682.30-1,198.32

Finding the Fourth Proportional to 1,944.51, 2,682.30 and 1,198.32

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Solution

The fourth proportional to 1,944.51, 2,682.30 and 1,198.32 is: 1,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.51 : 2,682.30 = 1,198.32 : x
  2. Step 2: Convert to fraction form
    1,944.51/2,682.30 = 1,198.32/x
  3. Step 3: Cross multiply
    1,944.51x = 2,682.30 × 1,198.32
  4. Step 4: Simplify right side
    1,944.51x = 3,214,253.74
  5. Step 5: Solve for x
    x = 3,214,253.74/1,944.51
  6. Step 6: Final answer
    x = 1,652.99

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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.