Home / 5,816.84-8,718.30-2,114.73

Finding the Fourth Proportional to 5,816.84, 8,718.30 and 2,114.73

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Solution

The fourth proportional to 5,816.84, 8,718.30 and 2,114.73 is: 3,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.84 : 8,718.30 = 2,114.73 : x
  2. Step 2: Convert to fraction form
    5,816.84/8,718.30 = 2,114.73/x
  3. Step 3: Cross multiply
    5,816.84x = 8,718.30 × 2,114.73
  4. Step 4: Simplify right side
    5,816.84x = 18,436,850.56
  5. Step 5: Solve for x
    x = 18,436,850.56/5,816.84
  6. Step 6: Final answer
    x = 3,169.56

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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.