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Finding the Fourth Proportional to 5,548.65, 8,322.66 and 3,995.88

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Solution

The fourth proportional to 5,548.65, 8,322.66 and 3,995.88 is: 5,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.65 : 8,322.66 = 3,995.88 : x
  2. Step 2: Convert to fraction form
    5,548.65/8,322.66 = 3,995.88/x
  3. Step 3: Cross multiply
    5,548.65x = 8,322.66 × 3,995.88
  4. Step 4: Simplify right side
    5,548.65x = 33,256,350.64
  5. Step 5: Solve for x
    x = 33,256,350.64/5,548.65
  6. Step 6: Final answer
    x = 5,993.59

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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.