Home / 2,824.08-4,237.28-1,728.48

Finding the Fourth Proportional to 2,824.08, 4,237.28 and 1,728.48

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Solution

The fourth proportional to 2,824.08, 4,237.28 and 1,728.48 is: 2,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.08 : 4,237.28 = 1,728.48 : x
  2. Step 2: Convert to fraction form
    2,824.08/4,237.28 = 1,728.48/x
  3. Step 3: Cross multiply
    2,824.08x = 4,237.28 × 1,728.48
  4. Step 4: Simplify right side
    2,824.08x = 7,324,053.73
  5. Step 5: Solve for x
    x = 7,324,053.73/2,824.08
  6. Step 6: Final answer
    x = 2,593.43

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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.