Home / 5,216.20-7,824.29-2,096.20

Finding the Fourth Proportional to 5,216.20, 7,824.29 and 2,096.20

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Solution

The fourth proportional to 5,216.20, 7,824.29 and 2,096.20 is: 3,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.20 : 7,824.29 = 2,096.20 : x
  2. Step 2: Convert to fraction form
    5,216.20/7,824.29 = 2,096.20/x
  3. Step 3: Cross multiply
    5,216.20x = 7,824.29 × 2,096.20
  4. Step 4: Simplify right side
    5,216.20x = 16,401,276.70
  5. Step 5: Solve for x
    x = 16,401,276.70/5,216.20
  6. Step 6: Final answer
    x = 3,144.30

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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.