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Finding the Fourth Proportional to 12,460.41, 18,694.22 and 3,695.54

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Solution

The fourth proportional to 12,460.41, 18,694.22 and 3,695.54 is: 5,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460.41 : 18,694.22 = 3,695.54 : x
  2. Step 2: Convert to fraction form
    12,460.41/18,694.22 = 3,695.54/x
  3. Step 3: Cross multiply
    12,460.41x = 18,694.22 × 3,695.54
  4. Step 4: Simplify right side
    12,460.41x = 69,085,153.55
  5. Step 5: Solve for x
    x = 69,085,153.55/12,460.41
  6. Step 6: Final answer
    x = 5,544.37

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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.