Home / 5,414.26-7,471.67-2,930.26

Finding the Fourth Proportional to 5,414.26, 7,471.67 and 2,930.26

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Solution

The fourth proportional to 5,414.26, 7,471.67 and 2,930.26 is: 4,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.26 : 7,471.67 = 2,930.26 : x
  2. Step 2: Convert to fraction form
    5,414.26/7,471.67 = 2,930.26/x
  3. Step 3: Cross multiply
    5,414.26x = 7,471.67 × 2,930.26
  4. Step 4: Simplify right side
    5,414.26x = 21,893,935.73
  5. Step 5: Solve for x
    x = 21,893,935.73/5,414.26
  6. Step 6: Final answer
    x = 4,043.75

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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.