Home / 8,284.33-12,427.73-2,738.26

Finding the Fourth Proportional to 8,284.33, 12,427.73 and 2,738.26

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Solution

The fourth proportional to 8,284.33, 12,427.73 and 2,738.26 is: 4,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.33 : 12,427.73 = 2,738.26 : x
  2. Step 2: Convert to fraction form
    8,284.33/12,427.73 = 2,738.26/x
  3. Step 3: Cross multiply
    8,284.33x = 12,427.73 × 2,738.26
  4. Step 4: Simplify right side
    8,284.33x = 34,030,355.95
  5. Step 5: Solve for x
    x = 34,030,355.95/8,284.33
  6. Step 6: Final answer
    x = 4,107.80

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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.