Home / 3,093.33-4,269.60-1,915.41

Finding the Fourth Proportional to 3,093.33, 4,269.60 and 1,915.41

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Solution

The fourth proportional to 3,093.33, 4,269.60 and 1,915.41 is: 2,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.33 : 4,269.60 = 1,915.41 : x
  2. Step 2: Convert to fraction form
    3,093.33/4,269.60 = 1,915.41/x
  3. Step 3: Cross multiply
    3,093.33x = 4,269.60 × 1,915.41
  4. Step 4: Simplify right side
    3,093.33x = 8,178,034.54
  5. Step 5: Solve for x
    x = 8,178,034.54/3,093.33
  6. Step 6: Final answer
    x = 2,643.76

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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.