Home / 3,873.30-5,347.44-2,549.28

Finding the Fourth Proportional to 3,873.30, 5,347.44 and 2,549.28

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Solution

The fourth proportional to 3,873.30, 5,347.44 and 2,549.28 is: 3,519.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.30 : 5,347.44 = 2,549.28 : x
  2. Step 2: Convert to fraction form
    3,873.30/5,347.44 = 2,549.28/x
  3. Step 3: Cross multiply
    3,873.30x = 5,347.44 × 2,549.28
  4. Step 4: Simplify right side
    3,873.30x = 13,632,121.84
  5. Step 5: Solve for x
    x = 13,632,121.84/3,873.30
  6. Step 6: Final answer
    x = 3,519.51

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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.