Home / 8,028.98-12,043.44-2,185.58

Finding the Fourth Proportional to 8,028.98, 12,043.44 and 2,185.58

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Solution

The fourth proportional to 8,028.98, 12,043.44 and 2,185.58 is: 3,278.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.98 : 12,043.44 = 2,185.58 : x
  2. Step 2: Convert to fraction form
    8,028.98/12,043.44 = 2,185.58/x
  3. Step 3: Cross multiply
    8,028.98x = 12,043.44 × 2,185.58
  4. Step 4: Simplify right side
    8,028.98x = 26,321,901.60
  5. Step 5: Solve for x
    x = 26,321,901.60/8,028.98
  6. Step 6: Final answer
    x = 3,278.36

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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.