Home / 3,067.88-4,233.67-1,670.63

Finding the Fourth Proportional to 3,067.88, 4,233.67 and 1,670.63

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Solution

The fourth proportional to 3,067.88, 4,233.67 and 1,670.63 is: 2,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.88 : 4,233.67 = 1,670.63 : x
  2. Step 2: Convert to fraction form
    3,067.88/4,233.67 = 1,670.63/x
  3. Step 3: Cross multiply
    3,067.88x = 4,233.67 × 1,670.63
  4. Step 4: Simplify right side
    3,067.88x = 7,072,870.77
  5. Step 5: Solve for x
    x = 7,072,870.77/3,067.88
  6. Step 6: Final answer
    x = 2,305.46

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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.