Home / 4,197.14-5,792.34-2,778.36

Finding the Fourth Proportional to 4,197.14, 5,792.34 and 2,778.36

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Solution

The fourth proportional to 4,197.14, 5,792.34 and 2,778.36 is: 3,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.14 : 5,792.34 = 2,778.36 : x
  2. Step 2: Convert to fraction form
    4,197.14/5,792.34 = 2,778.36/x
  3. Step 3: Cross multiply
    4,197.14x = 5,792.34 × 2,778.36
  4. Step 4: Simplify right side
    4,197.14x = 16,093,205.76
  5. Step 5: Solve for x
    x = 16,093,205.76/4,197.14
  6. Step 6: Final answer
    x = 3,834.33

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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.