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Finding the Fourth Proportional to 8,473.08, 11,692.88 and 4,696.31

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Solution

The fourth proportional to 8,473.08, 11,692.88 and 4,696.31 is: 6,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.08 : 11,692.88 = 4,696.31 : x
  2. Step 2: Convert to fraction form
    8,473.08/11,692.88 = 4,696.31/x
  3. Step 3: Cross multiply
    8,473.08x = 11,692.88 × 4,696.31
  4. Step 4: Simplify right side
    8,473.08x = 54,913,307.33
  5. Step 5: Solve for x
    x = 54,913,307.33/8,473.08
  6. Step 6: Final answer
    x = 6,480.92

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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.