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Finding the Fourth Proportional to 6,181.75, 8,527.85 and 5,943.05

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Solution

The fourth proportional to 6,181.75, 8,527.85 and 5,943.05 is: 8,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.75 : 8,527.85 = 5,943.05 : x
  2. Step 2: Convert to fraction form
    6,181.75/8,527.85 = 5,943.05/x
  3. Step 3: Cross multiply
    6,181.75x = 8,527.85 × 5,943.05
  4. Step 4: Simplify right side
    6,181.75x = 50,681,438.94
  5. Step 5: Solve for x
    x = 50,681,438.94/6,181.75
  6. Step 6: Final answer
    x = 8,198.56

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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.