Home / 6,825.87-10,238.73-1,828.25

Finding the Fourth Proportional to 6,825.87, 10,238.73 and 1,828.25

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Solution

The fourth proportional to 6,825.87, 10,238.73 and 1,828.25 is: 2,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.87 : 10,238.73 = 1,828.25 : x
  2. Step 2: Convert to fraction form
    6,825.87/10,238.73 = 1,828.25/x
  3. Step 3: Cross multiply
    6,825.87x = 10,238.73 × 1,828.25
  4. Step 4: Simplify right side
    6,825.87x = 18,718,906.93
  5. Step 5: Solve for x
    x = 18,718,906.93/6,825.87
  6. Step 6: Final answer
    x = 2,742.35

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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.