Home / 4,416.12-6,620.94-3,807

Finding the Fourth Proportional to 4,416.12, 6,620.94 and 3,807

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Solution

The fourth proportional to 4,416.12, 6,620.94 and 3,807 is: 5,707.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.12 : 6,620.94 = 3,807 : x
  2. Step 2: Convert to fraction form
    4,416.12/6,620.94 = 3,807/x
  3. Step 3: Cross multiply
    4,416.12x = 6,620.94 × 3,807
  4. Step 4: Simplify right side
    4,416.12x = 25,205,918.58
  5. Step 5: Solve for x
    x = 25,205,918.58/4,416.12
  6. Step 6: Final answer
    x = 5,707.71

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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.