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Finding the Fourth Proportional to 6,824.44, 10,236.86 and 1,894.44

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Solution

The fourth proportional to 6,824.44, 10,236.86 and 1,894.44 is: 2,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.44 : 10,236.86 = 1,894.44 : x
  2. Step 2: Convert to fraction form
    6,824.44/10,236.86 = 1,894.44/x
  3. Step 3: Cross multiply
    6,824.44x = 10,236.86 × 1,894.44
  4. Step 4: Simplify right side
    6,824.44x = 19,393,107.59
  5. Step 5: Solve for x
    x = 19,393,107.59/6,824.44
  6. Step 6: Final answer
    x = 2,841.72

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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.