Home / 4,705.26-7,059.05-3,321.30

Finding the Fourth Proportional to 4,705.26, 7,059.05 and 3,321.30

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Solution

The fourth proportional to 4,705.26, 7,059.05 and 3,321.30 is: 4,982.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.26 : 7,059.05 = 3,321.30 : x
  2. Step 2: Convert to fraction form
    4,705.26/7,059.05 = 3,321.30/x
  3. Step 3: Cross multiply
    4,705.26x = 7,059.05 × 3,321.30
  4. Step 4: Simplify right side
    4,705.26x = 23,445,245.08
  5. Step 5: Solve for x
    x = 23,445,245.08/4,705.26
  6. Step 6: Final answer
    x = 4,982.78

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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.