Home / 3,998.26-5,515.95-2,404.33

Finding the Fourth Proportional to 3,998.26, 5,515.95 and 2,404.33

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Solution

The fourth proportional to 3,998.26, 5,515.95 and 2,404.33 is: 3,316.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998.26 : 5,515.95 = 2,404.33 : x
  2. Step 2: Convert to fraction form
    3,998.26/5,515.95 = 2,404.33/x
  3. Step 3: Cross multiply
    3,998.26x = 5,515.95 × 2,404.33
  4. Step 4: Simplify right side
    3,998.26x = 13,262,176.79
  5. Step 5: Solve for x
    x = 13,262,176.79/3,998.26
  6. Step 6: Final answer
    x = 3,316.99

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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.