Home / 5,194.08-7,788.96-1,906.56

Finding the Fourth Proportional to 5,194.08, 7,788.96 and 1,906.56

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Solution

The fourth proportional to 5,194.08, 7,788.96 and 1,906.56 is: 2,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.08 : 7,788.96 = 1,906.56 : x
  2. Step 2: Convert to fraction form
    5,194.08/7,788.96 = 1,906.56/x
  3. Step 3: Cross multiply
    5,194.08x = 7,788.96 × 1,906.56
  4. Step 4: Simplify right side
    5,194.08x = 14,850,119.58
  5. Step 5: Solve for x
    x = 14,850,119.58/5,194.08
  6. Step 6: Final answer
    x = 2,859.05

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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.