Home / 5,455.95-8,183.93-3,813.27

Finding the Fourth Proportional to 5,455.95, 8,183.93 and 3,813.27

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Solution

The fourth proportional to 5,455.95, 8,183.93 and 3,813.27 is: 5,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.95 : 8,183.93 = 3,813.27 : x
  2. Step 2: Convert to fraction form
    5,455.95/8,183.93 = 3,813.27/x
  3. Step 3: Cross multiply
    5,455.95x = 8,183.93 × 3,813.27
  4. Step 4: Simplify right side
    5,455.95x = 31,207,515.68
  5. Step 5: Solve for x
    x = 31,207,515.68/5,455.95
  6. Step 6: Final answer
    x = 5,719.91

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1.5x scale

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.