Home / 4,102.25-6,142.68-2,711.34

Finding the Fourth Proportional to 4,102.25, 6,142.68 and 2,711.34

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Solution

The fourth proportional to 4,102.25, 6,142.68 and 2,711.34 is: 4,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.25 : 6,142.68 = 2,711.34 : x
  2. Step 2: Convert to fraction form
    4,102.25/6,142.68 = 2,711.34/x
  3. Step 3: Cross multiply
    4,102.25x = 6,142.68 × 2,711.34
  4. Step 4: Simplify right side
    4,102.25x = 16,654,893.99
  5. Step 5: Solve for x
    x = 16,654,893.99/4,102.25
  6. Step 6: Final answer
    x = 4,059.95

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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.