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Finding the Fourth Proportional to 6,208.11, 8,604.09 and 6,091.47

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Solution

The fourth proportional to 6,208.11, 8,604.09 and 6,091.47 is: 8,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.11 : 8,604.09 = 6,091.47 : x
  2. Step 2: Convert to fraction form
    6,208.11/8,604.09 = 6,091.47/x
  3. Step 3: Cross multiply
    6,208.11x = 8,604.09 × 6,091.47
  4. Step 4: Simplify right side
    6,208.11x = 52,411,556.11
  5. Step 5: Solve for x
    x = 52,411,556.11/6,208.11
  6. Step 6: Final answer
    x = 8,442.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.