Home / 4,919.92-7,365.26-4,913.44

Finding the Fourth Proportional to 4,919.92, 7,365.26 and 4,913.44

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Solution

The fourth proportional to 4,919.92, 7,365.26 and 4,913.44 is: 7,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.92 : 7,365.26 = 4,913.44 : x
  2. Step 2: Convert to fraction form
    4,919.92/7,365.26 = 4,913.44/x
  3. Step 3: Cross multiply
    4,919.92x = 7,365.26 × 4,913.44
  4. Step 4: Simplify right side
    4,919.92x = 36,188,738.53
  5. Step 5: Solve for x
    x = 36,188,738.53/4,919.92
  6. Step 6: Final answer
    x = 7,355.55

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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.