Home / 3,865.39-5,334.22-2,096.99

Finding the Fourth Proportional to 3,865.39, 5,334.22 and 2,096.99

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Solution

The fourth proportional to 3,865.39, 5,334.22 and 2,096.99 is: 2,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.39 : 5,334.22 = 2,096.99 : x
  2. Step 2: Convert to fraction form
    3,865.39/5,334.22 = 2,096.99/x
  3. Step 3: Cross multiply
    3,865.39x = 5,334.22 × 2,096.99
  4. Step 4: Simplify right side
    3,865.39x = 11,185,801.95
  5. Step 5: Solve for x
    x = 11,185,801.95/3,865.39
  6. Step 6: Final answer
    x = 2,893.84

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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.