Home / 3,243.88-4,864.83-2,133.25

Finding the Fourth Proportional to 3,243.88, 4,864.83 and 2,133.25

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Solution

The fourth proportional to 3,243.88, 4,864.83 and 2,133.25 is: 3,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.88 : 4,864.83 = 2,133.25 : x
  2. Step 2: Convert to fraction form
    3,243.88/4,864.83 = 2,133.25/x
  3. Step 3: Cross multiply
    3,243.88x = 4,864.83 × 2,133.25
  4. Step 4: Simplify right side
    3,243.88x = 10,377,898.60
  5. Step 5: Solve for x
    x = 10,377,898.60/3,243.88
  6. Step 6: Final answer
    x = 3,199.22

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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.