Home / 8,062.25-12,081.04-3,379.70

Finding the Fourth Proportional to 8,062.25, 12,081.04 and 3,379.70

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Solution

The fourth proportional to 8,062.25, 12,081.04 and 3,379.70 is: 5,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.25 : 12,081.04 = 3,379.70 : x
  2. Step 2: Convert to fraction form
    8,062.25/12,081.04 = 3,379.70/x
  3. Step 3: Cross multiply
    8,062.25x = 12,081.04 × 3,379.70
  4. Step 4: Simplify right side
    8,062.25x = 40,830,289.99
  5. Step 5: Solve for x
    x = 40,830,289.99/8,062.25
  6. Step 6: Final answer
    x = 5,064.38

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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.