Home / 6,880.20-9,495.96-3,896.04

Finding the Fourth Proportional to 6,880.20, 9,495.96 and 3,896.04

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Solution

The fourth proportional to 6,880.20, 9,495.96 and 3,896.04 is: 5,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.20 : 9,495.96 = 3,896.04 : x
  2. Step 2: Convert to fraction form
    6,880.20/9,495.96 = 3,896.04/x
  3. Step 3: Cross multiply
    6,880.20x = 9,495.96 × 3,896.04
  4. Step 4: Simplify right side
    6,880.20x = 36,996,640.00
  5. Step 5: Solve for x
    x = 36,996,640.00/6,880.20
  6. Step 6: Final answer
    x = 5,377.26

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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.