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Finding the Fourth Proportional to 8,473.95, 11,694.78 and 4,937.09

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Solution

The fourth proportional to 8,473.95, 11,694.78 and 4,937.09 is: 6,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.95 : 11,694.78 = 4,937.09 : x
  2. Step 2: Convert to fraction form
    8,473.95/11,694.78 = 4,937.09/x
  3. Step 3: Cross multiply
    8,473.95x = 11,694.78 × 4,937.09
  4. Step 4: Simplify right side
    8,473.95x = 57,738,122.92
  5. Step 5: Solve for x
    x = 57,738,122.92/8,473.95
  6. Step 6: Final answer
    x = 6,813.60

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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.