Home / 8,269.03-12,375.87-6,788.22

Finding the Fourth Proportional to 8,269.03, 12,375.87 and 6,788.22

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Solution

The fourth proportional to 8,269.03, 12,375.87 and 6,788.22 is: 10,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.03 : 12,375.87 = 6,788.22 : x
  2. Step 2: Convert to fraction form
    8,269.03/12,375.87 = 6,788.22/x
  3. Step 3: Cross multiply
    8,269.03x = 12,375.87 × 6,788.22
  4. Step 4: Simplify right side
    8,269.03x = 84,010,128.25
  5. Step 5: Solve for x
    x = 84,010,128.25/8,269.03
  6. Step 6: Final answer
    x = 10,159.61

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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.