Home / 7,224.47-10,833.96-2,839.54

Finding the Fourth Proportional to 7,224.47, 10,833.96 and 2,839.54

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Solution

The fourth proportional to 7,224.47, 10,833.96 and 2,839.54 is: 4,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.47 : 10,833.96 = 2,839.54 : x
  2. Step 2: Convert to fraction form
    7,224.47/10,833.96 = 2,839.54/x
  3. Step 3: Cross multiply
    7,224.47x = 10,833.96 × 2,839.54
  4. Step 4: Simplify right side
    7,224.47x = 30,763,408.61
  5. Step 5: Solve for x
    x = 30,763,408.61/7,224.47
  6. Step 6: Final answer
    x = 4,258.22

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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.