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Finding the Fourth Proportional to 10,794.25, 14,896.11 and 6,078.61

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Solution

The fourth proportional to 10,794.25, 14,896.11 and 6,078.61 is: 8,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,794.25 : 14,896.11 = 6,078.61 : x
  2. Step 2: Convert to fraction form
    10,794.25/14,896.11 = 6,078.61/x
  3. Step 3: Cross multiply
    10,794.25x = 14,896.11 × 6,078.61
  4. Step 4: Simplify right side
    10,794.25x = 90,547,643.21
  5. Step 5: Solve for x
    x = 90,547,643.21/10,794.25
  6. Step 6: Final answer
    x = 8,388.51

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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.