Home / 3,865.21-5,334.01-2,096.84

Finding the Fourth Proportional to 3,865.21, 5,334.01 and 2,096.84

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Solution

The fourth proportional to 3,865.21, 5,334.01 and 2,096.84 is: 2,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.21 : 5,334.01 = 2,096.84 : x
  2. Step 2: Convert to fraction form
    3,865.21/5,334.01 = 2,096.84/x
  3. Step 3: Cross multiply
    3,865.21x = 5,334.01 × 2,096.84
  4. Step 4: Simplify right side
    3,865.21x = 11,184,573.62
  5. Step 5: Solve for x
    x = 11,184,573.62/3,865.21
  6. Step 6: Final answer
    x = 2,893.65

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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.