Home / 8,826.06-13,218.93-4,212.30

Finding the Fourth Proportional to 8,826.06, 13,218.93 and 4,212.30

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Solution

The fourth proportional to 8,826.06, 13,218.93 and 4,212.30 is: 6,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.06 : 13,218.93 = 4,212.30 : x
  2. Step 2: Convert to fraction form
    8,826.06/13,218.93 = 4,212.30/x
  3. Step 3: Cross multiply
    8,826.06x = 13,218.93 × 4,212.30
  4. Step 4: Simplify right side
    8,826.06x = 55,682,098.84
  5. Step 5: Solve for x
    x = 55,682,098.84/8,826.06
  6. Step 6: Final answer
    x = 6,308.83

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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.