Home / 4,183.88-6,280.36-3,146.84

Finding the Fourth Proportional to 4,183.88, 6,280.36 and 3,146.84

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Solution

The fourth proportional to 4,183.88, 6,280.36 and 3,146.84 is: 4,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.88 : 6,280.36 = 3,146.84 : x
  2. Step 2: Convert to fraction form
    4,183.88/6,280.36 = 3,146.84/x
  3. Step 3: Cross multiply
    4,183.88x = 6,280.36 × 3,146.84
  4. Step 4: Simplify right side
    4,183.88x = 19,763,288.06
  5. Step 5: Solve for x
    x = 19,763,288.06/4,183.88
  6. Step 6: Final answer
    x = 4,723.67

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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.