Home / 3,535.05-4,879.09-2,042.76

Finding the Fourth Proportional to 3,535.05, 4,879.09 and 2,042.76

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Solution

The fourth proportional to 3,535.05, 4,879.09 and 2,042.76 is: 2,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.05 : 4,879.09 = 2,042.76 : x
  2. Step 2: Convert to fraction form
    3,535.05/4,879.09 = 2,042.76/x
  3. Step 3: Cross multiply
    3,535.05x = 4,879.09 × 2,042.76
  4. Step 4: Simplify right side
    3,535.05x = 9,966,786.48
  5. Step 5: Solve for x
    x = 9,966,786.48/3,535.05
  6. Step 6: Final answer
    x = 2,819.42

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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.