Home / 4,142.21-6,202.71-2,291.27

Finding the Fourth Proportional to 4,142.21, 6,202.71 and 2,291.27

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Solution

The fourth proportional to 4,142.21, 6,202.71 and 2,291.27 is: 3,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.21 : 6,202.71 = 2,291.27 : x
  2. Step 2: Convert to fraction form
    4,142.21/6,202.71 = 2,291.27/x
  3. Step 3: Cross multiply
    4,142.21x = 6,202.71 × 2,291.27
  4. Step 4: Simplify right side
    4,142.21x = 14,212,052.33
  5. Step 5: Solve for x
    x = 14,212,052.33/4,142.21
  6. Step 6: Final answer
    x = 3,431.04

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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.