Home / 3,998.16-5,514.36-3,550.50

Finding the Fourth Proportional to 3,998.16, 5,514.36 and 3,550.50

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Solution

The fourth proportional to 3,998.16, 5,514.36 and 3,550.50 is: 4,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.16 : 5,514.36 = 3,550.50 : x
  2. Step 2: Convert to fraction form
    3,998.16/5,514.36 = 3,550.50/x
  3. Step 3: Cross multiply
    3,998.16x = 5,514.36 × 3,550.50
  4. Step 4: Simplify right side
    3,998.16x = 19,578,735.18
  5. Step 5: Solve for x
    x = 19,578,735.18/3,998.16
  6. Step 6: Final answer
    x = 4,896.94

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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.