Home / 5,825.48-8,038.89-3,172.73

Finding the Fourth Proportional to 5,825.48, 8,038.89 and 3,172.73

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Solution

The fourth proportional to 5,825.48, 8,038.89 and 3,172.73 is: 4,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.48 : 8,038.89 = 3,172.73 : x
  2. Step 2: Convert to fraction form
    5,825.48/8,038.89 = 3,172.73/x
  3. Step 3: Cross multiply
    5,825.48x = 8,038.89 × 3,172.73
  4. Step 4: Simplify right side
    5,825.48x = 25,505,187.28
  5. Step 5: Solve for x
    x = 25,505,187.28/5,825.48
  6. Step 6: Final answer
    x = 4,378.22

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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.