Home / 2,936.12-4,408.25-1,946.03

Finding the Fourth Proportional to 2,936.12, 4,408.25 and 1,946.03

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Solution

The fourth proportional to 2,936.12, 4,408.25 and 1,946.03 is: 2,921.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.12 : 4,408.25 = 1,946.03 : x
  2. Step 2: Convert to fraction form
    2,936.12/4,408.25 = 1,946.03/x
  3. Step 3: Cross multiply
    2,936.12x = 4,408.25 × 1,946.03
  4. Step 4: Simplify right side
    2,936.12x = 8,578,554.98
  5. Step 5: Solve for x
    x = 8,578,554.98/2,936.12
  6. Step 6: Final answer
    x = 2,921.74

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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.