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Finding the Fourth Proportional to 6,728.99, 10,094.00 and 2,049.40

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Solution

The fourth proportional to 6,728.99, 10,094.00 and 2,049.40 is: 3,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.99 : 10,094.00 = 2,049.40 : x
  2. Step 2: Convert to fraction form
    6,728.99/10,094.00 = 2,049.40/x
  3. Step 3: Cross multiply
    6,728.99x = 10,094.00 × 2,049.40
  4. Step 4: Simplify right side
    6,728.99x = 20,686,623.49
  5. Step 5: Solve for x
    x = 20,686,623.49/6,728.99
  6. Step 6: Final answer
    x = 3,074.25

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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.