Home / 7,380.90-10,183.46-4,723.70

Finding the Fourth Proportional to 7,380.90, 10,183.46 and 4,723.70

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Solution

The fourth proportional to 7,380.90, 10,183.46 and 4,723.70 is: 6,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.90 : 10,183.46 = 4,723.70 : x
  2. Step 2: Convert to fraction form
    7,380.90/10,183.46 = 4,723.70/x
  3. Step 3: Cross multiply
    7,380.90x = 10,183.46 × 4,723.70
  4. Step 4: Simplify right side
    7,380.90x = 48,103,535.47
  5. Step 5: Solve for x
    x = 48,103,535.47/7,380.90
  6. Step 6: Final answer
    x = 6,517.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.