Home / 8,828.06-13,221.93-4,214.30

Finding the Fourth Proportional to 8,828.06, 13,221.93 and 4,214.30

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Solution

The fourth proportional to 8,828.06, 13,221.93 and 4,214.30 is: 6,311.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.06 : 13,221.93 = 4,214.30 : x
  2. Step 2: Convert to fraction form
    8,828.06/13,221.93 = 4,214.30/x
  3. Step 3: Cross multiply
    8,828.06x = 13,221.93 × 4,214.30
  4. Step 4: Simplify right side
    8,828.06x = 55,721,179.60
  5. Step 5: Solve for x
    x = 55,721,179.60/8,828.06
  6. Step 6: Final answer
    x = 6,311.83

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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.