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Finding the Fourth Proportional to 5,336.11, 8,002.11 and 3,687.66

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Solution

The fourth proportional to 5,336.11, 8,002.11 and 3,687.66 is: 5,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.11 : 8,002.11 = 3,687.66 : x
  2. Step 2: Convert to fraction form
    5,336.11/8,002.11 = 3,687.66/x
  3. Step 3: Cross multiply
    5,336.11x = 8,002.11 × 3,687.66
  4. Step 4: Simplify right side
    5,336.11x = 29,509,002.51
  5. Step 5: Solve for x
    x = 29,509,002.51/5,336.11
  6. Step 6: Final answer
    x = 5,530.06

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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.