Home / 2,249.13-3,101.79-1,409.94

Finding the Fourth Proportional to 2,249.13, 3,101.79 and 1,409.94

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Solution

The fourth proportional to 2,249.13, 3,101.79 and 1,409.94 is: 1,944.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.13 : 3,101.79 = 1,409.94 : x
  2. Step 2: Convert to fraction form
    2,249.13/3,101.79 = 1,409.94/x
  3. Step 3: Cross multiply
    2,249.13x = 3,101.79 × 1,409.94
  4. Step 4: Simplify right side
    2,249.13x = 4,373,343.08
  5. Step 5: Solve for x
    x = 4,373,343.08/2,249.13
  6. Step 6: Final answer
    x = 1,944.46

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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.