Home / 6,825.80-10,238.75-1,895.82

Finding the Fourth Proportional to 6,825.80, 10,238.75 and 1,895.82

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Solution

The fourth proportional to 6,825.80, 10,238.75 and 1,895.82 is: 2,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.80 : 10,238.75 = 1,895.82 : x
  2. Step 2: Convert to fraction form
    6,825.80/10,238.75 = 1,895.82/x
  3. Step 3: Cross multiply
    6,825.80x = 10,238.75 × 1,895.82
  4. Step 4: Simplify right side
    6,825.80x = 19,410,831.76
  5. Step 5: Solve for x
    x = 19,410,831.76/6,825.80
  6. Step 6: Final answer
    x = 2,843.75

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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.