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Finding the Fourth Proportional to 6,936.75, 9,572.81 and 3,793.01

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Solution

The fourth proportional to 6,936.75, 9,572.81 and 3,793.01 is: 5,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.75 : 9,572.81 = 3,793.01 : x
  2. Step 2: Convert to fraction form
    6,936.75/9,572.81 = 3,793.01/x
  3. Step 3: Cross multiply
    6,936.75x = 9,572.81 × 3,793.01
  4. Step 4: Simplify right side
    6,936.75x = 36,309,697.23
  5. Step 5: Solve for x
    x = 36,309,697.23/6,936.75
  6. Step 6: Final answer
    x = 5,234.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.