Home / 1,944.08-2,909.88-1,076.24

Finding the Fourth Proportional to 1,944.08, 2,909.88 and 1,076.24

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Solution

The fourth proportional to 1,944.08, 2,909.88 and 1,076.24 is: 1,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.08 : 2,909.88 = 1,076.24 : x
  2. Step 2: Convert to fraction form
    1,944.08/2,909.88 = 1,076.24/x
  3. Step 3: Cross multiply
    1,944.08x = 2,909.88 × 1,076.24
  4. Step 4: Simplify right side
    1,944.08x = 3,131,729.25
  5. Step 5: Solve for x
    x = 3,131,729.25/1,944.08
  6. Step 6: Final answer
    x = 1,610.91

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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.