Home / 8,791.08-13,187.43-2,550.84

Finding the Fourth Proportional to 8,791.08, 13,187.43 and 2,550.84

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Solution

The fourth proportional to 8,791.08, 13,187.43 and 2,550.84 is: 3,826.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.08 : 13,187.43 = 2,550.84 : x
  2. Step 2: Convert to fraction form
    8,791.08/13,187.43 = 2,550.84/x
  3. Step 3: Cross multiply
    8,791.08x = 13,187.43 × 2,550.84
  4. Step 4: Simplify right side
    8,791.08x = 33,639,023.94
  5. Step 5: Solve for x
    x = 33,639,023.94/8,791.08
  6. Step 6: Final answer
    x = 3,826.50

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1.5x scale

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.