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Finding the Fourth Proportional to 4,450.50, 6,671.16 and 1,679.22

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Solution

The fourth proportional to 4,450.50, 6,671.16 and 1,679.22 is: 2,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.50 : 6,671.16 = 1,679.22 : x
  2. Step 2: Convert to fraction form
    4,450.50/6,671.16 = 1,679.22/x
  3. Step 3: Cross multiply
    4,450.50x = 6,671.16 × 1,679.22
  4. Step 4: Simplify right side
    4,450.50x = 11,202,345.30
  5. Step 5: Solve for x
    x = 11,202,345.30/4,450.50
  6. Step 6: Final answer
    x = 2,517.10

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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.