Home / 3,988.44-5,983.88-2,042.02

Finding the Fourth Proportional to 3,988.44, 5,983.88 and 2,042.02

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Solution

The fourth proportional to 3,988.44, 5,983.88 and 2,042.02 is: 3,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988.44 : 5,983.88 = 2,042.02 : x
  2. Step 2: Convert to fraction form
    3,988.44/5,983.88 = 2,042.02/x
  3. Step 3: Cross multiply
    3,988.44x = 5,983.88 × 2,042.02
  4. Step 4: Simplify right side
    3,988.44x = 12,219,202.64
  5. Step 5: Solve for x
    x = 12,219,202.64/3,988.44
  6. Step 6: Final answer
    x = 3,063.65

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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.