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Finding the Fourth Proportional to 3,999.32, 6,000.80 and 2,052.89

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Solution

The fourth proportional to 3,999.32, 6,000.80 and 2,052.89 is: 3,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.32 : 6,000.80 = 2,052.89 : x
  2. Step 2: Convert to fraction form
    3,999.32/6,000.80 = 2,052.89/x
  3. Step 3: Cross multiply
    3,999.32x = 6,000.80 × 2,052.89
  4. Step 4: Simplify right side
    3,999.32x = 12,318,942.04
  5. Step 5: Solve for x
    x = 12,318,942.04/3,999.32
  6. Step 6: Final answer
    x = 3,080.26

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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.