Home / 3,011.30-4,154.80-2,067.38

Finding the Fourth Proportional to 3,011.30, 4,154.80 and 2,067.38

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Solution

The fourth proportional to 3,011.30, 4,154.80 and 2,067.38 is: 2,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.30 : 4,154.80 = 2,067.38 : x
  2. Step 2: Convert to fraction form
    3,011.30/4,154.80 = 2,067.38/x
  3. Step 3: Cross multiply
    3,011.30x = 4,154.80 × 2,067.38
  4. Step 4: Simplify right side
    3,011.30x = 8,589,550.42
  5. Step 5: Solve for x
    x = 8,589,550.42/3,011.30
  6. Step 6: Final answer
    x = 2,852.44

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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.