Home / 3,202.05-4,802.43-1,122.03

Finding the Fourth Proportional to 3,202.05, 4,802.43 and 1,122.03

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Solution

The fourth proportional to 3,202.05, 4,802.43 and 1,122.03 is: 1,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.05 : 4,802.43 = 1,122.03 : x
  2. Step 2: Convert to fraction form
    3,202.05/4,802.43 = 1,122.03/x
  3. Step 3: Cross multiply
    3,202.05x = 4,802.43 × 1,122.03
  4. Step 4: Simplify right side
    3,202.05x = 5,388,470.53
  5. Step 5: Solve for x
    x = 5,388,470.53/3,202.05
  6. Step 6: Final answer
    x = 1,682.82

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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.