Home / 3,849.40-5,310.75-2,523.84

Finding the Fourth Proportional to 3,849.40, 5,310.75 and 2,523.84

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Solution

The fourth proportional to 3,849.40, 5,310.75 and 2,523.84 is: 3,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.40 : 5,310.75 = 2,523.84 : x
  2. Step 2: Convert to fraction form
    3,849.40/5,310.75 = 2,523.84/x
  3. Step 3: Cross multiply
    3,849.40x = 5,310.75 × 2,523.84
  4. Step 4: Simplify right side
    3,849.40x = 13,403,483.28
  5. Step 5: Solve for x
    x = 13,403,483.28/3,849.40
  6. Step 6: Final answer
    x = 3,481.97

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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.