Home / 3,540.51-5,313.20-2,716.74

Finding the Fourth Proportional to 3,540.51, 5,313.20 and 2,716.74

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Solution

The fourth proportional to 3,540.51, 5,313.20 and 2,716.74 is: 4,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.51 : 5,313.20 = 2,716.74 : x
  2. Step 2: Convert to fraction form
    3,540.51/5,313.20 = 2,716.74/x
  3. Step 3: Cross multiply
    3,540.51x = 5,313.20 × 2,716.74
  4. Step 4: Simplify right side
    3,540.51x = 14,434,569.38
  5. Step 5: Solve for x
    x = 14,434,569.38/3,540.51
  6. Step 6: Final answer
    x = 4,076.97

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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.