Home / 3,278.41-4,912.85-2,026.33

Finding the Fourth Proportional to 3,278.41, 4,912.85 and 2,026.33

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Solution

The fourth proportional to 3,278.41, 4,912.85 and 2,026.33 is: 3,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.41 : 4,912.85 = 2,026.33 : x
  2. Step 2: Convert to fraction form
    3,278.41/4,912.85 = 2,026.33/x
  3. Step 3: Cross multiply
    3,278.41x = 4,912.85 × 2,026.33
  4. Step 4: Simplify right side
    3,278.41x = 9,955,045.21
  5. Step 5: Solve for x
    x = 9,955,045.21/3,278.41
  6. Step 6: Final answer
    x = 3,036.55

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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.