Home / 8,674.23-13,007.49-3,993.10

Finding the Fourth Proportional to 8,674.23, 13,007.49 and 3,993.10

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Solution

The fourth proportional to 8,674.23, 13,007.49 and 3,993.10 is: 5,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.23 : 13,007.49 = 3,993.10 : x
  2. Step 2: Convert to fraction form
    8,674.23/13,007.49 = 3,993.10/x
  3. Step 3: Cross multiply
    8,674.23x = 13,007.49 × 3,993.10
  4. Step 4: Simplify right side
    8,674.23x = 51,940,208.32
  5. Step 5: Solve for x
    x = 51,940,208.32/8,674.23
  6. Step 6: Final answer
    x = 5,987.88

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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.