Home / 2,964.22-4,090.56-1,637.85

Finding the Fourth Proportional to 2,964.22, 4,090.56 and 1,637.85

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Solution

The fourth proportional to 2,964.22, 4,090.56 and 1,637.85 is: 2,260.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.22 : 4,090.56 = 1,637.85 : x
  2. Step 2: Convert to fraction form
    2,964.22/4,090.56 = 1,637.85/x
  3. Step 3: Cross multiply
    2,964.22x = 4,090.56 × 1,637.85
  4. Step 4: Simplify right side
    2,964.22x = 6,699,723.70
  5. Step 5: Solve for x
    x = 6,699,723.70/2,964.22
  6. Step 6: Final answer
    x = 2,260.20

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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.