Home / 3,403.97-5,110.27-2,894.21

Finding the Fourth Proportional to 3,403.97, 5,110.27 and 2,894.21

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Solution

The fourth proportional to 3,403.97, 5,110.27 and 2,894.21 is: 4,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.97 : 5,110.27 = 2,894.21 : x
  2. Step 2: Convert to fraction form
    3,403.97/5,110.27 = 2,894.21/x
  3. Step 3: Cross multiply
    3,403.97x = 5,110.27 × 2,894.21
  4. Step 4: Simplify right side
    3,403.97x = 14,790,161.75
  5. Step 5: Solve for x
    x = 14,790,161.75/3,403.97
  6. Step 6: Final answer
    x = 4,344.98

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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.