Home / 2,418.06-3,621.48-2,062.80

Finding the Fourth Proportional to 2,418.06, 3,621.48 and 2,062.80

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Solution

The fourth proportional to 2,418.06, 3,621.48 and 2,062.80 is: 3,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.06 : 3,621.48 = 2,062.80 : x
  2. Step 2: Convert to fraction form
    2,418.06/3,621.48 = 2,062.80/x
  3. Step 3: Cross multiply
    2,418.06x = 3,621.48 × 2,062.80
  4. Step 4: Simplify right side
    2,418.06x = 7,470,388.94
  5. Step 5: Solve for x
    x = 7,470,388.94/2,418.06
  6. Step 6: Final answer
    x = 3,089.41

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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.