Home / 7,824.38-11,734.79-2,276.51

Finding the Fourth Proportional to 7,824.38, 11,734.79 and 2,276.51

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Solution

The fourth proportional to 7,824.38, 11,734.79 and 2,276.51 is: 3,414.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.38 : 11,734.79 = 2,276.51 : x
  2. Step 2: Convert to fraction form
    7,824.38/11,734.79 = 2,276.51/x
  3. Step 3: Cross multiply
    7,824.38x = 11,734.79 × 2,276.51
  4. Step 4: Simplify right side
    7,824.38x = 26,714,296.73
  5. Step 5: Solve for x
    x = 26,714,296.73/7,824.38
  6. Step 6: Final answer
    x = 3,414.24

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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.