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Finding the Fourth Proportional to 6,468.93, 8,927.08 and 3,636.36

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Solution

The fourth proportional to 6,468.93, 8,927.08 and 3,636.36 is: 5,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468.93 : 8,927.08 = 3,636.36 : x
  2. Step 2: Convert to fraction form
    6,468.93/8,927.08 = 3,636.36/x
  3. Step 3: Cross multiply
    6,468.93x = 8,927.08 × 3,636.36
  4. Step 4: Simplify right side
    6,468.93x = 32,462,067.54
  5. Step 5: Solve for x
    x = 32,462,067.54/6,468.93
  6. Step 6: Final answer
    x = 5,018.15

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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.