Home / 3,256.38-4,886.99-1,796.78

Finding the Fourth Proportional to 3,256.38, 4,886.99 and 1,796.78

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Solution

The fourth proportional to 3,256.38, 4,886.99 and 1,796.78 is: 2,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.38 : 4,886.99 = 1,796.78 : x
  2. Step 2: Convert to fraction form
    3,256.38/4,886.99 = 1,796.78/x
  3. Step 3: Cross multiply
    3,256.38x = 4,886.99 × 1,796.78
  4. Step 4: Simplify right side
    3,256.38x = 8,780,845.89
  5. Step 5: Solve for x
    x = 8,780,845.89/3,256.38
  6. Step 6: Final answer
    x = 2,696.51

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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.