Home / 3,806.19-5,712.89-2,076.03

Finding the Fourth Proportional to 3,806.19, 5,712.89 and 2,076.03

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Solution

The fourth proportional to 3,806.19, 5,712.89 and 2,076.03 is: 3,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.19 : 5,712.89 = 2,076.03 : x
  2. Step 2: Convert to fraction form
    3,806.19/5,712.89 = 2,076.03/x
  3. Step 3: Cross multiply
    3,806.19x = 5,712.89 × 2,076.03
  4. Step 4: Simplify right side
    3,806.19x = 11,860,120.65
  5. Step 5: Solve for x
    x = 11,860,120.65/3,806.19
  6. Step 6: Final answer
    x = 3,116.01

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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.