Home / 3,194.14-4,407.96-1,777.91

Finding the Fourth Proportional to 3,194.14, 4,407.96 and 1,777.91

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Solution

The fourth proportional to 3,194.14, 4,407.96 and 1,777.91 is: 2,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.14 : 4,407.96 = 1,777.91 : x
  2. Step 2: Convert to fraction form
    3,194.14/4,407.96 = 1,777.91/x
  3. Step 3: Cross multiply
    3,194.14x = 4,407.96 × 1,777.91
  4. Step 4: Simplify right side
    3,194.14x = 7,836,940.79
  5. Step 5: Solve for x
    x = 7,836,940.79/3,194.14
  6. Step 6: Final answer
    x = 2,453.54

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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.