Home / 3,910.48-5,860.80-2,794.08

Finding the Fourth Proportional to 3,910.48, 5,860.80 and 2,794.08

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Solution

The fourth proportional to 3,910.48, 5,860.80 and 2,794.08 is: 4,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.48 : 5,860.80 = 2,794.08 : x
  2. Step 2: Convert to fraction form
    3,910.48/5,860.80 = 2,794.08/x
  3. Step 3: Cross multiply
    3,910.48x = 5,860.80 × 2,794.08
  4. Step 4: Simplify right side
    3,910.48x = 16,375,544.06
  5. Step 5: Solve for x
    x = 16,375,544.06/3,910.48
  6. Step 6: Final answer
    x = 4,187.60

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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.