Home / 2,910.14-4,366.16-936.08

Finding the Fourth Proportional to 2,910.14, 4,366.16 and 936.08

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Solution

The fourth proportional to 2,910.14, 4,366.16 and 936.08 is: 1,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.14 : 4,366.16 = 936.08 : x
  2. Step 2: Convert to fraction form
    2,910.14/4,366.16 = 936.08/x
  3. Step 3: Cross multiply
    2,910.14x = 4,366.16 × 936.08
  4. Step 4: Simplify right side
    2,910.14x = 4,087,048.54
  5. Step 5: Solve for x
    x = 4,087,048.54/2,910.14
  6. Step 6: Final answer
    x = 1,404.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.