Home / 2,734.37-3,784.25-2,668.85

Finding the Fourth Proportional to 2,734.37, 3,784.25 and 2,668.85

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Solution

The fourth proportional to 2,734.37, 3,784.25 and 2,668.85 is: 3,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.37 : 3,784.25 = 2,668.85 : x
  2. Step 2: Convert to fraction form
    2,734.37/3,784.25 = 2,668.85/x
  3. Step 3: Cross multiply
    2,734.37x = 3,784.25 × 2,668.85
  4. Step 4: Simplify right side
    2,734.37x = 10,099,583.36
  5. Step 5: Solve for x
    x = 10,099,583.36/2,734.37
  6. Step 6: Final answer
    x = 3,693.58

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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.