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Finding the Fourth Proportional to 8,473.38, 11,692.92 and 4,696.60

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Solution

The fourth proportional to 8,473.38, 11,692.92 and 4,696.60 is: 6,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.38 : 11,692.92 = 4,696.60 : x
  2. Step 2: Convert to fraction form
    8,473.38/11,692.92 = 4,696.60/x
  3. Step 3: Cross multiply
    8,473.38x = 11,692.92 × 4,696.60
  4. Step 4: Simplify right side
    8,473.38x = 54,916,968.07
  5. Step 5: Solve for x
    x = 54,916,968.07/8,473.38
  6. Step 6: Final answer
    x = 6,481.12

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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.