Home / 4,181.82-6,273.68-1,408.40

Finding the Fourth Proportional to 4,181.82, 6,273.68 and 1,408.40

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Solution

The fourth proportional to 4,181.82, 6,273.68 and 1,408.40 is: 2,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.82 : 6,273.68 = 1,408.40 : x
  2. Step 2: Convert to fraction form
    4,181.82/6,273.68 = 1,408.40/x
  3. Step 3: Cross multiply
    4,181.82x = 6,273.68 × 1,408.40
  4. Step 4: Simplify right side
    4,181.82x = 8,835,850.91
  5. Step 5: Solve for x
    x = 8,835,850.91/4,181.82
  6. Step 6: Final answer
    x = 2,112.92

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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.