Home / 2,450.30-3,672.99-1,408.19

Finding the Fourth Proportional to 2,450.30, 3,672.99 and 1,408.19

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Solution

The fourth proportional to 2,450.30, 3,672.99 and 1,408.19 is: 2,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.30 : 3,672.99 = 1,408.19 : x
  2. Step 2: Convert to fraction form
    2,450.30/3,672.99 = 1,408.19/x
  3. Step 3: Cross multiply
    2,450.30x = 3,672.99 × 1,408.19
  4. Step 4: Simplify right side
    2,450.30x = 5,172,249.42
  5. Step 5: Solve for x
    x = 5,172,249.42/2,450.30
  6. Step 6: Final answer
    x = 2,110.87

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1.5x scale

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.