Home / 6,821.24-10,217.00-4,180.75

Finding the Fourth Proportional to 6,821.24, 10,217.00 and 4,180.75

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Solution

The fourth proportional to 6,821.24, 10,217.00 and 4,180.75 is: 6,262.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.24 : 10,217.00 = 4,180.75 : x
  2. Step 2: Convert to fraction form
    6,821.24/10,217.00 = 4,180.75/x
  3. Step 3: Cross multiply
    6,821.24x = 10,217.00 × 4,180.75
  4. Step 4: Simplify right side
    6,821.24x = 42,714,707.66
  5. Step 5: Solve for x
    x = 42,714,707.66/6,821.24
  6. Step 6: Final answer
    x = 6,262.02

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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.