Home / 3,355.27-4,630.41-1,863.33

Finding the Fourth Proportional to 3,355.27, 4,630.41 and 1,863.33

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Solution

The fourth proportional to 3,355.27, 4,630.41 and 1,863.33 is: 2,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.27 : 4,630.41 = 1,863.33 : x
  2. Step 2: Convert to fraction form
    3,355.27/4,630.41 = 1,863.33/x
  3. Step 3: Cross multiply
    3,355.27x = 4,630.41 × 1,863.33
  4. Step 4: Simplify right side
    3,355.27x = 8,627,958.71
  5. Step 5: Solve for x
    x = 8,627,958.71/3,355.27
  6. Step 6: Final answer
    x = 2,571.47

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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.