Home / 8,550.30-12,826.79-3,619.96

Finding the Fourth Proportional to 8,550.30, 12,826.79 and 3,619.96

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Solution

The fourth proportional to 8,550.30, 12,826.79 and 3,619.96 is: 5,430.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.30 : 12,826.79 = 3,619.96 : x
  2. Step 2: Convert to fraction form
    8,550.30/12,826.79 = 3,619.96/x
  3. Step 3: Cross multiply
    8,550.30x = 12,826.79 × 3,619.96
  4. Step 4: Simplify right side
    8,550.30x = 46,432,466.73
  5. Step 5: Solve for x
    x = 46,432,466.73/8,550.30
  6. Step 6: Final answer
    x = 5,430.51

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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.