Home / 2,098.22-3,144.64-1,772.99

Finding the Fourth Proportional to 2,098.22, 3,144.64 and 1,772.99

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Solution

The fourth proportional to 2,098.22, 3,144.64 and 1,772.99 is: 2,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.22 : 3,144.64 = 1,772.99 : x
  2. Step 2: Convert to fraction form
    2,098.22/3,144.64 = 1,772.99/x
  3. Step 3: Cross multiply
    2,098.22x = 3,144.64 × 1,772.99
  4. Step 4: Simplify right side
    2,098.22x = 5,575,410.84
  5. Step 5: Solve for x
    x = 5,575,410.84/2,098.22
  6. Step 6: Final answer
    x = 2,657.21

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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.