Home / 3,067.42-4,234.48-1,808.08

Finding the Fourth Proportional to 3,067.42, 4,234.48 and 1,808.08

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Solution

The fourth proportional to 3,067.42, 4,234.48 and 1,808.08 is: 2,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.42 : 4,234.48 = 1,808.08 : x
  2. Step 2: Convert to fraction form
    3,067.42/4,234.48 = 1,808.08/x
  3. Step 3: Cross multiply
    3,067.42x = 4,234.48 × 1,808.08
  4. Step 4: Simplify right side
    3,067.42x = 7,656,278.60
  5. Step 5: Solve for x
    x = 7,656,278.60/3,067.42
  6. Step 6: Final answer
    x = 2,496.00

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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.