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Finding the Fourth Proportional to 3,999.88, 6,002.22 and 2,052.76

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Solution

The fourth proportional to 3,999.88, 6,002.22 and 2,052.76 is: 3,080.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.88 : 6,002.22 = 2,052.76 : x
  2. Step 2: Convert to fraction form
    3,999.88/6,002.22 = 2,052.76/x
  3. Step 3: Cross multiply
    3,999.88x = 6,002.22 × 2,052.76
  4. Step 4: Simplify right side
    3,999.88x = 12,321,117.13
  5. Step 5: Solve for x
    x = 12,321,117.13/3,999.88
  6. Step 6: Final answer
    x = 3,080.37

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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.