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Finding the Fourth Proportional to 3,999.04, 5,993.70 and 1,805.56

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Solution

The fourth proportional to 3,999.04, 5,993.70 and 1,805.56 is: 2,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.04 : 5,993.70 = 1,805.56 : x
  2. Step 2: Convert to fraction form
    3,999.04/5,993.70 = 1,805.56/x
  3. Step 3: Cross multiply
    3,999.04x = 5,993.70 × 1,805.56
  4. Step 4: Simplify right side
    3,999.04x = 10,821,984.97
  5. Step 5: Solve for x
    x = 10,821,984.97/3,999.04
  6. Step 6: Final answer
    x = 2,706.15

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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.