Home / 6,982.44-9,635.58-3,838.20

Finding the Fourth Proportional to 6,982.44, 9,635.58 and 3,838.20

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Solution

The fourth proportional to 6,982.44, 9,635.58 and 3,838.20 is: 5,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.44 : 9,635.58 = 3,838.20 : x
  2. Step 2: Convert to fraction form
    6,982.44/9,635.58 = 3,838.20/x
  3. Step 3: Cross multiply
    6,982.44x = 9,635.58 × 3,838.20
  4. Step 4: Simplify right side
    6,982.44x = 36,983,283.16
  5. Step 5: Solve for x
    x = 36,983,283.16/6,982.44
  6. Step 6: Final answer
    x = 5,296.61

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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.