Home / 3,822.65-5,739.44-2,838.50

Finding the Fourth Proportional to 3,822.65, 5,739.44 and 2,838.50

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Solution

The fourth proportional to 3,822.65, 5,739.44 and 2,838.50 is: 4,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.65 : 5,739.44 = 2,838.50 : x
  2. Step 2: Convert to fraction form
    3,822.65/5,739.44 = 2,838.50/x
  3. Step 3: Cross multiply
    3,822.65x = 5,739.44 × 2,838.50
  4. Step 4: Simplify right side
    3,822.65x = 16,291,400.44
  5. Step 5: Solve for x
    x = 16,291,400.44/3,822.65
  6. Step 6: Final answer
    x = 4,261.81

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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.