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Finding the Fourth Proportional to 7,195.33, 10,769.91 and 3,855.25

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Solution

The fourth proportional to 7,195.33, 10,769.91 and 3,855.25 is: 5,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.33 : 10,769.91 = 3,855.25 : x
  2. Step 2: Convert to fraction form
    7,195.33/10,769.91 = 3,855.25/x
  3. Step 3: Cross multiply
    7,195.33x = 10,769.91 × 3,855.25
  4. Step 4: Simplify right side
    7,195.33x = 41,520,655.64
  5. Step 5: Solve for x
    x = 41,520,655.64/7,195.33
  6. Step 6: Final answer
    x = 5,770.50

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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.