Home / 2,964.43-4,090.10-2,067.22

Finding the Fourth Proportional to 2,964.43, 4,090.10 and 2,067.22

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Solution

The fourth proportional to 2,964.43, 4,090.10 and 2,067.22 is: 2,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.43 : 4,090.10 = 2,067.22 : x
  2. Step 2: Convert to fraction form
    2,964.43/4,090.10 = 2,067.22/x
  3. Step 3: Cross multiply
    2,964.43x = 4,090.10 × 2,067.22
  4. Step 4: Simplify right side
    2,964.43x = 8,455,131.30
  5. Step 5: Solve for x
    x = 8,455,131.30/2,964.43
  6. Step 6: Final answer
    x = 2,852.19

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1.5x scale

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.