Home / 3,194.21-4,408.88-2,075.09

Finding the Fourth Proportional to 3,194.21, 4,408.88 and 2,075.09

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Solution

The fourth proportional to 3,194.21, 4,408.88 and 2,075.09 is: 2,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.21 : 4,408.88 = 2,075.09 : x
  2. Step 2: Convert to fraction form
    3,194.21/4,408.88 = 2,075.09/x
  3. Step 3: Cross multiply
    3,194.21x = 4,408.88 × 2,075.09
  4. Step 4: Simplify right side
    3,194.21x = 9,148,790.38
  5. Step 5: Solve for x
    x = 9,148,790.38/3,194.21
  6. Step 6: Final answer
    x = 2,864.18

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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.