Home / 3,048.21-4,571.74-1,486.65

Finding the Fourth Proportional to 3,048.21, 4,571.74 and 1,486.65

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Solution

The fourth proportional to 3,048.21, 4,571.74 and 1,486.65 is: 2,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.21 : 4,571.74 = 1,486.65 : x
  2. Step 2: Convert to fraction form
    3,048.21/4,571.74 = 1,486.65/x
  3. Step 3: Cross multiply
    3,048.21x = 4,571.74 × 1,486.65
  4. Step 4: Simplify right side
    3,048.21x = 6,796,554.41
  5. Step 5: Solve for x
    x = 6,796,554.41/3,048.21
  6. Step 6: Final answer
    x = 2,229.69

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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.