Home / 4,163.20-6,247.77-1,972.42

Finding the Fourth Proportional to 4,163.20, 6,247.77 and 1,972.42

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Solution

The fourth proportional to 4,163.20, 6,247.77 and 1,972.42 is: 2,960.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.20 : 6,247.77 = 1,972.42 : x
  2. Step 2: Convert to fraction form
    4,163.20/6,247.77 = 1,972.42/x
  3. Step 3: Cross multiply
    4,163.20x = 6,247.77 × 1,972.42
  4. Step 4: Simplify right side
    4,163.20x = 12,323,226.50
  5. Step 5: Solve for x
    x = 12,323,226.50/4,163.20
  6. Step 6: Final answer
    x = 2,960.04

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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.