Home / 3,042.09-4,198.10-1,766.24

Finding the Fourth Proportional to 3,042.09, 4,198.10 and 1,766.24

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Solution

The fourth proportional to 3,042.09, 4,198.10 and 1,766.24 is: 2,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.09 : 4,198.10 = 1,766.24 : x
  2. Step 2: Convert to fraction form
    3,042.09/4,198.10 = 1,766.24/x
  3. Step 3: Cross multiply
    3,042.09x = 4,198.10 × 1,766.24
  4. Step 4: Simplify right side
    3,042.09x = 7,414,852.14
  5. Step 5: Solve for x
    x = 7,414,852.14/3,042.09
  6. Step 6: Final answer
    x = 2,437.42

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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.