Home / 6,786.04-10,180.51-2,105.95

Finding the Fourth Proportional to 6,786.04, 10,180.51 and 2,105.95

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Solution

The fourth proportional to 6,786.04, 10,180.51 and 2,105.95 is: 3,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.04 : 10,180.51 = 2,105.95 : x
  2. Step 2: Convert to fraction form
    6,786.04/10,180.51 = 2,105.95/x
  3. Step 3: Cross multiply
    6,786.04x = 10,180.51 × 2,105.95
  4. Step 4: Simplify right side
    6,786.04x = 21,439,645.03
  5. Step 5: Solve for x
    x = 21,439,645.03/6,786.04
  6. Step 6: Final answer
    x = 3,159.37

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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.