Home / 3,110.22-4,298.22-2,549.79

Finding the Fourth Proportional to 3,110.22, 4,298.22 and 2,549.79

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Solution

The fourth proportional to 3,110.22, 4,298.22 and 2,549.79 is: 3,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.22 : 4,298.22 = 2,549.79 : x
  2. Step 2: Convert to fraction form
    3,110.22/4,298.22 = 2,549.79/x
  3. Step 3: Cross multiply
    3,110.22x = 4,298.22 × 2,549.79
  4. Step 4: Simplify right side
    3,110.22x = 10,959,558.37
  5. Step 5: Solve for x
    x = 10,959,558.37/3,110.22
  6. Step 6: Final answer
    x = 3,523.72

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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.