Home / 3,067.68-4,233.42-1,670.46

Finding the Fourth Proportional to 3,067.68, 4,233.42 and 1,670.46

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Solution

The fourth proportional to 3,067.68, 4,233.42 and 1,670.46 is: 2,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.68 : 4,233.42 = 1,670.46 : x
  2. Step 2: Convert to fraction form
    3,067.68/4,233.42 = 1,670.46/x
  3. Step 3: Cross multiply
    3,067.68x = 4,233.42 × 1,670.46
  4. Step 4: Simplify right side
    3,067.68x = 7,071,758.77
  5. Step 5: Solve for x
    x = 7,071,758.77/3,067.68
  6. Step 6: Final answer
    x = 2,305.25

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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.