Home / 4,886.92-6,743.78-2,896.29

Finding the Fourth Proportional to 4,886.92, 6,743.78 and 2,896.29

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Solution

The fourth proportional to 4,886.92, 6,743.78 and 2,896.29 is: 3,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.92 : 6,743.78 = 2,896.29 : x
  2. Step 2: Convert to fraction form
    4,886.92/6,743.78 = 2,896.29/x
  3. Step 3: Cross multiply
    4,886.92x = 6,743.78 × 2,896.29
  4. Step 4: Simplify right side
    4,886.92x = 19,531,923.29
  5. Step 5: Solve for x
    x = 19,531,923.29/4,886.92
  6. Step 6: Final answer
    x = 3,996.78

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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.