Home / 2,964.24-4,090.68-1,637.88

Finding the Fourth Proportional to 2,964.24, 4,090.68 and 1,637.88

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Solution

The fourth proportional to 2,964.24, 4,090.68 and 1,637.88 is: 2,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.24 : 4,090.68 = 1,637.88 : x
  2. Step 2: Convert to fraction form
    2,964.24/4,090.68 = 1,637.88/x
  3. Step 3: Cross multiply
    2,964.24x = 4,090.68 × 1,637.88
  4. Step 4: Simplify right side
    2,964.24x = 6,700,042.96
  5. Step 5: Solve for x
    x = 6,700,042.96/2,964.24
  6. Step 6: Final answer
    x = 2,260.29

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Why These Related Problems?

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