Home / 7,883.43-11,826.30-2,886.03

Finding the Fourth Proportional to 7,883.43, 11,826.30 and 2,886.03

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Solution

The fourth proportional to 7,883.43, 11,826.30 and 2,886.03 is: 4,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,883.43 : 11,826.30 = 2,886.03 : x
  2. Step 2: Convert to fraction form
    7,883.43/11,826.30 = 2,886.03/x
  3. Step 3: Cross multiply
    7,883.43x = 11,826.30 × 2,886.03
  4. Step 4: Simplify right side
    7,883.43x = 34,131,067.41
  5. Step 5: Solve for x
    x = 34,131,067.41/7,883.43
  6. Step 6: Final answer
    x = 4,329.47

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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.