Home / 3,979.50-5,972.89-2,033.07

Finding the Fourth Proportional to 3,979.50, 5,972.89 and 2,033.07

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Solution

The fourth proportional to 3,979.50, 5,972.89 and 2,033.07 is: 3,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.50 : 5,972.89 = 2,033.07 : x
  2. Step 2: Convert to fraction form
    3,979.50/5,972.89 = 2,033.07/x
  3. Step 3: Cross multiply
    3,979.50x = 5,972.89 × 2,033.07
  4. Step 4: Simplify right side
    3,979.50x = 12,143,303.47
  5. Step 5: Solve for x
    x = 12,143,303.47/3,979.50
  6. Step 6: Final answer
    x = 3,051.46

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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.