Home / 3,536.75-4,879.89-2,044.40

Finding the Fourth Proportional to 3,536.75, 4,879.89 and 2,044.40

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Solution

The fourth proportional to 3,536.75, 4,879.89 and 2,044.40 is: 2,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.75 : 4,879.89 = 2,044.40 : x
  2. Step 2: Convert to fraction form
    3,536.75/4,879.89 = 2,044.40/x
  3. Step 3: Cross multiply
    3,536.75x = 4,879.89 × 2,044.40
  4. Step 4: Simplify right side
    3,536.75x = 9,976,422.72
  5. Step 5: Solve for x
    x = 9,976,422.72/3,536.75
  6. Step 6: Final answer
    x = 2,820.79

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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.