Home / 2,408.14-3,609.43-1,106.88

Finding the Fourth Proportional to 2,408.14, 3,609.43 and 1,106.88

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Solution

The fourth proportional to 2,408.14, 3,609.43 and 1,106.88 is: 1,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.14 : 3,609.43 = 1,106.88 : x
  2. Step 2: Convert to fraction form
    2,408.14/3,609.43 = 1,106.88/x
  3. Step 3: Cross multiply
    2,408.14x = 3,609.43 × 1,106.88
  4. Step 4: Simplify right side
    2,408.14x = 3,995,189.58
  5. Step 5: Solve for x
    x = 3,995,189.58/2,408.14
  6. Step 6: Final answer
    x = 1,659.03

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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.