Home / 3,795.40-5,231.67-2,849.83

Finding the Fourth Proportional to 3,795.40, 5,231.67 and 2,849.83

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Solution

The fourth proportional to 3,795.40, 5,231.67 and 2,849.83 is: 3,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.40 : 5,231.67 = 2,849.83 : x
  2. Step 2: Convert to fraction form
    3,795.40/5,231.67 = 2,849.83/x
  3. Step 3: Cross multiply
    3,795.40x = 5,231.67 × 2,849.83
  4. Step 4: Simplify right side
    3,795.40x = 14,909,370.12
  5. Step 5: Solve for x
    x = 14,909,370.12/3,795.40
  6. Step 6: Final answer
    x = 3,928.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.