Home / 6,960.60-10,438.86-2,028.92

Finding the Fourth Proportional to 6,960.60, 10,438.86 and 2,028.92

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Solution

The fourth proportional to 6,960.60, 10,438.86 and 2,028.92 is: 3,042.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.60 : 10,438.86 = 2,028.92 : x
  2. Step 2: Convert to fraction form
    6,960.60/10,438.86 = 2,028.92/x
  3. Step 3: Cross multiply
    6,960.60x = 10,438.86 × 2,028.92
  4. Step 4: Simplify right side
    6,960.60x = 21,179,611.83
  5. Step 5: Solve for x
    x = 21,179,611.83/6,960.60
  6. Step 6: Final answer
    x = 3,042.79

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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.