Home / 6,788.58-10,182.38-2,108.48

Finding the Fourth Proportional to 6,788.58, 10,182.38 and 2,108.48

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Solution

The fourth proportional to 6,788.58, 10,182.38 and 2,108.48 is: 3,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.58 : 10,182.38 = 2,108.48 : x
  2. Step 2: Convert to fraction form
    6,788.58/10,182.38 = 2,108.48/x
  3. Step 3: Cross multiply
    6,788.58x = 10,182.38 × 2,108.48
  4. Step 4: Simplify right side
    6,788.58x = 21,469,344.58
  5. Step 5: Solve for x
    x = 21,469,344.58/6,788.58
  6. Step 6: Final answer
    x = 3,162.57

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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.