Home / 5,193.25-7,789.61-1,906.08

Finding the Fourth Proportional to 5,193.25, 7,789.61 and 1,906.08

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Solution

The fourth proportional to 5,193.25, 7,789.61 and 1,906.08 is: 2,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.25 : 7,789.61 = 1,906.08 : x
  2. Step 2: Convert to fraction form
    5,193.25/7,789.61 = 1,906.08/x
  3. Step 3: Cross multiply
    5,193.25x = 7,789.61 × 1,906.08
  4. Step 4: Simplify right side
    5,193.25x = 14,847,619.83
  5. Step 5: Solve for x
    x = 14,847,619.83/5,193.25
  6. Step 6: Final answer
    x = 2,859.02

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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.