Home / 8,183.10-12,266.55-4,019.70

Finding the Fourth Proportional to 8,183.10, 12,266.55 and 4,019.70

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Solution

The fourth proportional to 8,183.10, 12,266.55 and 4,019.70 is: 6,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.10 : 12,266.55 = 4,019.70 : x
  2. Step 2: Convert to fraction form
    8,183.10/12,266.55 = 4,019.70/x
  3. Step 3: Cross multiply
    8,183.10x = 12,266.55 × 4,019.70
  4. Step 4: Simplify right side
    8,183.10x = 49,307,851.04
  5. Step 5: Solve for x
    x = 49,307,851.04/8,183.10
  6. Step 6: Final answer
    x = 6,025.57

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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.