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Finding the Fourth Proportional to 10,794, 14,895.77 and 6,078.36

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Solution

The fourth proportional to 10,794, 14,895.77 and 6,078.36 is: 8,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,794 : 14,895.77 = 6,078.36 : x
  2. Step 2: Convert to fraction form
    10,794/14,895.77 = 6,078.36/x
  3. Step 3: Cross multiply
    10,794x = 14,895.77 × 6,078.36
  4. Step 4: Simplify right side
    10,794x = 90,541,822.15
  5. Step 5: Solve for x
    x = 90,541,822.15/10,794
  6. Step 6: Final answer
    x = 8,388.16

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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.