Home / 3,067.14-4,230.76-1,740.56

Finding the Fourth Proportional to 3,067.14, 4,230.76 and 1,740.56

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Solution

The fourth proportional to 3,067.14, 4,230.76 and 1,740.56 is: 2,400.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.14 : 4,230.76 = 1,740.56 : x
  2. Step 2: Convert to fraction form
    3,067.14/4,230.76 = 1,740.56/x
  3. Step 3: Cross multiply
    3,067.14x = 4,230.76 × 1,740.56
  4. Step 4: Simplify right side
    3,067.14x = 7,363,891.63
  5. Step 5: Solve for x
    x = 7,363,891.63/3,067.14
  6. Step 6: Final answer
    x = 2,400.90

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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.