Home / 6,859.31-10,288.73-2,908.03

Finding the Fourth Proportional to 6,859.31, 10,288.73 and 2,908.03

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Solution

The fourth proportional to 6,859.31, 10,288.73 and 2,908.03 is: 4,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.31 : 10,288.73 = 2,908.03 : x
  2. Step 2: Convert to fraction form
    6,859.31/10,288.73 = 2,908.03/x
  3. Step 3: Cross multiply
    6,859.31x = 10,288.73 × 2,908.03
  4. Step 4: Simplify right side
    6,859.31x = 29,919,922.50
  5. Step 5: Solve for x
    x = 29,919,922.50/6,859.31
  6. Step 6: Final answer
    x = 4,361.94

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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.