Home / 4,183.28-6,272.46-1,586.40

Finding the Fourth Proportional to 4,183.28, 6,272.46 and 1,586.40

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Solution

The fourth proportional to 4,183.28, 6,272.46 and 1,586.40 is: 2,378.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.28 : 6,272.46 = 1,586.40 : x
  2. Step 2: Convert to fraction form
    4,183.28/6,272.46 = 1,586.40/x
  3. Step 3: Cross multiply
    4,183.28x = 6,272.46 × 1,586.40
  4. Step 4: Simplify right side
    4,183.28x = 9,950,630.54
  5. Step 5: Solve for x
    x = 9,950,630.54/4,183.28
  6. Step 6: Final answer
    x = 2,378.67

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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.