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Finding the Fourth Proportional to 12,662.15, 18,964.67 and 6,093.25

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Solution

The fourth proportional to 12,662.15, 18,964.67 and 6,093.25 is: 9,126.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662.15 : 18,964.67 = 6,093.25 : x
  2. Step 2: Convert to fraction form
    12,662.15/18,964.67 = 6,093.25/x
  3. Step 3: Cross multiply
    12,662.15x = 18,964.67 × 6,093.25
  4. Step 4: Simplify right side
    12,662.15x = 115,556,397.60
  5. Step 5: Solve for x
    x = 115,556,397.60/12,662.15
  6. Step 6: Final answer
    x = 9,126.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.