Home / 6,680.82-9,219.26-3,848.60

Finding the Fourth Proportional to 6,680.82, 9,219.26 and 3,848.60

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Solution

The fourth proportional to 6,680.82, 9,219.26 and 3,848.60 is: 5,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.82 : 9,219.26 = 3,848.60 : x
  2. Step 2: Convert to fraction form
    6,680.82/9,219.26 = 3,848.60/x
  3. Step 3: Cross multiply
    6,680.82x = 9,219.26 × 3,848.60
  4. Step 4: Simplify right side
    6,680.82x = 35,481,244.04
  5. Step 5: Solve for x
    x = 35,481,244.04/6,680.82
  6. Step 6: Final answer
    x = 5,310.91

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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.