Home / 3,279.07-4,525.09-1,786.99

Finding the Fourth Proportional to 3,279.07, 4,525.09 and 1,786.99

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Solution

The fourth proportional to 3,279.07, 4,525.09 and 1,786.99 is: 2,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.07 : 4,525.09 = 1,786.99 : x
  2. Step 2: Convert to fraction form
    3,279.07/4,525.09 = 1,786.99/x
  3. Step 3: Cross multiply
    3,279.07x = 4,525.09 × 1,786.99
  4. Step 4: Simplify right side
    3,279.07x = 8,086,290.58
  5. Step 5: Solve for x
    x = 8,086,290.58/3,279.07
  6. Step 6: Final answer
    x = 2,466.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.