Home / 4,519.11-6,780.30-1,922.25

Finding the Fourth Proportional to 4,519.11, 6,780.30 and 1,922.25

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Solution

The fourth proportional to 4,519.11, 6,780.30 and 1,922.25 is: 2,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.11 : 6,780.30 = 1,922.25 : x
  2. Step 2: Convert to fraction form
    4,519.11/6,780.30 = 1,922.25/x
  3. Step 3: Cross multiply
    4,519.11x = 6,780.30 × 1,922.25
  4. Step 4: Simplify right side
    4,519.11x = 13,033,431.68
  5. Step 5: Solve for x
    x = 13,033,431.68/4,519.11
  6. Step 6: Final answer
    x = 2,884.07

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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.