Home / 3,042.08-4,198.84-1,716.55

Finding the Fourth Proportional to 3,042.08, 4,198.84 and 1,716.55

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Solution

The fourth proportional to 3,042.08, 4,198.84 and 1,716.55 is: 2,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.08 : 4,198.84 = 1,716.55 : x
  2. Step 2: Convert to fraction form
    3,042.08/4,198.84 = 1,716.55/x
  3. Step 3: Cross multiply
    3,042.08x = 4,198.84 × 1,716.55
  4. Step 4: Simplify right side
    3,042.08x = 7,207,515.82
  5. Step 5: Solve for x
    x = 7,207,515.82/3,042.08
  6. Step 6: Final answer
    x = 2,369.27

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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.