Home / 12,704.14-19,056.04-3,939.06

Finding the Fourth Proportional to 12,704.14, 19,056.04 and 3,939.06

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Solution

The fourth proportional to 12,704.14, 19,056.04 and 3,939.06 is: 5,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704.14 : 19,056.04 = 3,939.06 : x
  2. Step 2: Convert to fraction form
    12,704.14/19,056.04 = 3,939.06/x
  3. Step 3: Cross multiply
    12,704.14x = 19,056.04 × 3,939.06
  4. Step 4: Simplify right side
    12,704.14x = 75,062,884.92
  5. Step 5: Solve for x
    x = 75,062,884.92/12,704.14
  6. Step 6: Final answer
    x = 5,908.54

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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.