Home / 5,427.91-8,142.17-2,096.17

Finding the Fourth Proportional to 5,427.91, 8,142.17 and 2,096.17

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Solution

The fourth proportional to 5,427.91, 8,142.17 and 2,096.17 is: 3,144.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.91 : 8,142.17 = 2,096.17 : x
  2. Step 2: Convert to fraction form
    5,427.91/8,142.17 = 2,096.17/x
  3. Step 3: Cross multiply
    5,427.91x = 8,142.17 × 2,096.17
  4. Step 4: Simplify right side
    5,427.91x = 17,067,372.49
  5. Step 5: Solve for x
    x = 17,067,372.49/5,427.91
  6. Step 6: Final answer
    x = 3,144.38

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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.