Home / 5,289.17-7,935.41-3,183.09

Finding the Fourth Proportional to 5,289.17, 7,935.41 and 3,183.09

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Solution

The fourth proportional to 5,289.17, 7,935.41 and 3,183.09 is: 4,775.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.17 : 7,935.41 = 3,183.09 : x
  2. Step 2: Convert to fraction form
    5,289.17/7,935.41 = 3,183.09/x
  3. Step 3: Cross multiply
    5,289.17x = 7,935.41 × 3,183.09
  4. Step 4: Simplify right side
    5,289.17x = 25,259,161.93
  5. Step 5: Solve for x
    x = 25,259,161.93/5,289.17
  6. Step 6: Final answer
    x = 4,775.64

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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.