Home / 2,090.22-2,881.00-1,669.22

Finding the Fourth Proportional to 2,090.22, 2,881.00 and 1,669.22

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Solution

The fourth proportional to 2,090.22, 2,881.00 and 1,669.22 is: 2,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.22 : 2,881.00 = 1,669.22 : x
  2. Step 2: Convert to fraction form
    2,090.22/2,881.00 = 1,669.22/x
  3. Step 3: Cross multiply
    2,090.22x = 2,881.00 × 1,669.22
  4. Step 4: Simplify right side
    2,090.22x = 4,809,014.47
  5. Step 5: Solve for x
    x = 4,809,014.47/2,090.22
  6. Step 6: Final answer
    x = 2,300.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.