Home / 3,273.48-4,906.58-1,191.78

Finding the Fourth Proportional to 3,273.48, 4,906.58 and 1,191.78

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Solution

The fourth proportional to 3,273.48, 4,906.58 and 1,191.78 is: 1,786.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.48 : 4,906.58 = 1,191.78 : x
  2. Step 2: Convert to fraction form
    3,273.48/4,906.58 = 1,191.78/x
  3. Step 3: Cross multiply
    3,273.48x = 4,906.58 × 1,191.78
  4. Step 4: Simplify right side
    3,273.48x = 5,847,557.95
  5. Step 5: Solve for x
    x = 5,847,557.95/3,273.48
  6. Step 6: Final answer
    x = 1,786.34

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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.