Home / 6,874.28-10,310.90-2,194.10

Finding the Fourth Proportional to 6,874.28, 10,310.90 and 2,194.10

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Solution

The fourth proportional to 6,874.28, 10,310.90 and 2,194.10 is: 3,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.28 : 10,310.90 = 2,194.10 : x
  2. Step 2: Convert to fraction form
    6,874.28/10,310.90 = 2,194.10/x
  3. Step 3: Cross multiply
    6,874.28x = 10,310.90 × 2,194.10
  4. Step 4: Simplify right side
    6,874.28x = 22,623,145.69
  5. Step 5: Solve for x
    x = 22,623,145.69/6,874.28
  6. Step 6: Final answer
    x = 3,290.98

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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.