Home / 9,183.62-13,775.34-2,858.42

Finding the Fourth Proportional to 9,183.62, 13,775.34 and 2,858.42

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Solution

The fourth proportional to 9,183.62, 13,775.34 and 2,858.42 is: 4,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.62 : 13,775.34 = 2,858.42 : x
  2. Step 2: Convert to fraction form
    9,183.62/13,775.34 = 2,858.42/x
  3. Step 3: Cross multiply
    9,183.62x = 13,775.34 × 2,858.42
  4. Step 4: Simplify right side
    9,183.62x = 39,375,707.36
  5. Step 5: Solve for x
    x = 39,375,707.36/9,183.62
  6. Step 6: Final answer
    x = 4,287.60

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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.