Home / 2,399.95-3,306.26-2,289.23

Finding the Fourth Proportional to 2,399.95, 3,306.26 and 2,289.23

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Solution

The fourth proportional to 2,399.95, 3,306.26 and 2,289.23 is: 3,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.95 : 3,306.26 = 2,289.23 : x
  2. Step 2: Convert to fraction form
    2,399.95/3,306.26 = 2,289.23/x
  3. Step 3: Cross multiply
    2,399.95x = 3,306.26 × 2,289.23
  4. Step 4: Simplify right side
    2,399.95x = 7,568,789.58
  5. Step 5: Solve for x
    x = 7,568,789.58/2,399.95
  6. Step 6: Final answer
    x = 3,153.73

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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.