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Finding the Fourth Proportional to 3,999.06, 5,999.13 and 3,756.06

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Solution

The fourth proportional to 3,999.06, 5,999.13 and 3,756.06 is: 5,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.06 : 5,999.13 = 3,756.06 : x
  2. Step 2: Convert to fraction form
    3,999.06/5,999.13 = 3,756.06/x
  3. Step 3: Cross multiply
    3,999.06x = 5,999.13 × 3,756.06
  4. Step 4: Simplify right side
    3,999.06x = 22,533,092.23
  5. Step 5: Solve for x
    x = 22,533,092.23/3,999.06
  6. Step 6: Final answer
    x = 5,634.60

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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.