Home / 4,244.87-6,366.21-1,321.67

Finding the Fourth Proportional to 4,244.87, 6,366.21 and 1,321.67

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Solution

The fourth proportional to 4,244.87, 6,366.21 and 1,321.67 is: 1,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,244.87 : 6,366.21 = 1,321.67 : x
  2. Step 2: Convert to fraction form
    4,244.87/6,366.21 = 1,321.67/x
  3. Step 3: Cross multiply
    4,244.87x = 6,366.21 × 1,321.67
  4. Step 4: Simplify right side
    4,244.87x = 8,414,028.77
  5. Step 5: Solve for x
    x = 8,414,028.77/4,244.87
  6. Step 6: Final answer
    x = 1,982.16

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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.