Home / 3,538.26-4,879.17-3,042.54

Finding the Fourth Proportional to 3,538.26, 4,879.17 and 3,042.54

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Solution

The fourth proportional to 3,538.26, 4,879.17 and 3,042.54 is: 4,195.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.26 : 4,879.17 = 3,042.54 : x
  2. Step 2: Convert to fraction form
    3,538.26/4,879.17 = 3,042.54/x
  3. Step 3: Cross multiply
    3,538.26x = 4,879.17 × 3,042.54
  4. Step 4: Simplify right side
    3,538.26x = 14,845,069.89
  5. Step 5: Solve for x
    x = 14,845,069.89/3,538.26
  6. Step 6: Final answer
    x = 4,195.58

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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.