Home / 4,821.56-7,233.24-2,189.25

Finding the Fourth Proportional to 4,821.56, 7,233.24 and 2,189.25

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Solution

The fourth proportional to 4,821.56, 7,233.24 and 2,189.25 is: 3,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.56 : 7,233.24 = 2,189.25 : x
  2. Step 2: Convert to fraction form
    4,821.56/7,233.24 = 2,189.25/x
  3. Step 3: Cross multiply
    4,821.56x = 7,233.24 × 2,189.25
  4. Step 4: Simplify right side
    4,821.56x = 15,835,352.59
  5. Step 5: Solve for x
    x = 15,835,352.59/4,821.56
  6. Step 6: Final answer
    x = 3,284.28

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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.