Home / 6,622.25-9,932.27-2,179.96

Finding the Fourth Proportional to 6,622.25, 9,932.27 and 2,179.96

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Solution

The fourth proportional to 6,622.25, 9,932.27 and 2,179.96 is: 3,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.25 : 9,932.27 = 2,179.96 : x
  2. Step 2: Convert to fraction form
    6,622.25/9,932.27 = 2,179.96/x
  3. Step 3: Cross multiply
    6,622.25x = 9,932.27 × 2,179.96
  4. Step 4: Simplify right side
    6,622.25x = 21,651,915.58
  5. Step 5: Solve for x
    x = 21,651,915.58/6,622.25
  6. Step 6: Final answer
    x = 3,269.57

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1.5x scale

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.