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Finding the Fourth Proportional to 7,796.75, 11,699.36 and 4,516.25

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Solution

The fourth proportional to 7,796.75, 11,699.36 and 4,516.25 is: 6,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796.75 : 11,699.36 = 4,516.25 : x
  2. Step 2: Convert to fraction form
    7,796.75/11,699.36 = 4,516.25/x
  3. Step 3: Cross multiply
    7,796.75x = 11,699.36 × 4,516.25
  4. Step 4: Simplify right side
    7,796.75x = 52,837,234.60
  5. Step 5: Solve for x
    x = 52,837,234.60/7,796.75
  6. Step 6: Final answer
    x = 6,776.83

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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.