Home / 4,919.11-6,788.14-2,794.58

Finding the Fourth Proportional to 4,919.11, 6,788.14 and 2,794.58

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Solution

The fourth proportional to 4,919.11, 6,788.14 and 2,794.58 is: 3,856.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.11 : 6,788.14 = 2,794.58 : x
  2. Step 2: Convert to fraction form
    4,919.11/6,788.14 = 2,794.58/x
  3. Step 3: Cross multiply
    4,919.11x = 6,788.14 × 2,794.58
  4. Step 4: Simplify right side
    4,919.11x = 18,970,010.27
  5. Step 5: Solve for x
    x = 18,970,010.27/4,919.11
  6. Step 6: Final answer
    x = 3,856.39

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1.5x scale

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.