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Finding the Fourth Proportional to 6,951.86, 10,427.79 and 1,757.73

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Solution

The fourth proportional to 6,951.86, 10,427.79 and 1,757.73 is: 2,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.86 : 10,427.79 = 1,757.73 : x
  2. Step 2: Convert to fraction form
    6,951.86/10,427.79 = 1,757.73/x
  3. Step 3: Cross multiply
    6,951.86x = 10,427.79 × 1,757.73
  4. Step 4: Simplify right side
    6,951.86x = 18,329,239.32
  5. Step 5: Solve for x
    x = 18,329,239.32/6,951.86
  6. Step 6: Final answer
    x = 2,636.60

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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.