Home / 2,944.91-4,417.31-1,189.87

Finding the Fourth Proportional to 2,944.91, 4,417.31 and 1,189.87

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Solution

The fourth proportional to 2,944.91, 4,417.31 and 1,189.87 is: 1,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.91 : 4,417.31 = 1,189.87 : x
  2. Step 2: Convert to fraction form
    2,944.91/4,417.31 = 1,189.87/x
  3. Step 3: Cross multiply
    2,944.91x = 4,417.31 × 1,189.87
  4. Step 4: Simplify right side
    2,944.91x = 5,256,007.66
  5. Step 5: Solve for x
    x = 5,256,007.66/2,944.91
  6. Step 6: Final answer
    x = 1,784.78

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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.