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Finding the Fourth Proportional to 8,084.81, 11,157.08 and 4,548.08

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Solution

The fourth proportional to 8,084.81, 11,157.08 and 4,548.08 is: 6,276.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.81 : 11,157.08 = 4,548.08 : x
  2. Step 2: Convert to fraction form
    8,084.81/11,157.08 = 4,548.08/x
  3. Step 3: Cross multiply
    8,084.81x = 11,157.08 × 4,548.08
  4. Step 4: Simplify right side
    8,084.81x = 50,743,297.56
  5. Step 5: Solve for x
    x = 50,743,297.56/8,084.81
  6. Step 6: Final answer
    x = 6,276.37

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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.