Home / 6,845.26-9,446.70-3,861.22

Finding the Fourth Proportional to 6,845.26, 9,446.70 and 3,861.22

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Solution

The fourth proportional to 6,845.26, 9,446.70 and 3,861.22 is: 5,328.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.26 : 9,446.70 = 3,861.22 : x
  2. Step 2: Convert to fraction form
    6,845.26/9,446.70 = 3,861.22/x
  3. Step 3: Cross multiply
    6,845.26x = 9,446.70 × 3,861.22
  4. Step 4: Simplify right side
    6,845.26x = 36,475,786.97
  5. Step 5: Solve for x
    x = 36,475,786.97/6,845.26
  6. Step 6: Final answer
    x = 5,328.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.