Home / 3,540.90-5,310.64-3,365.27

Finding the Fourth Proportional to 3,540.90, 5,310.64 and 3,365.27

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Solution

The fourth proportional to 3,540.90, 5,310.64 and 3,365.27 is: 5,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.90 : 5,310.64 = 3,365.27 : x
  2. Step 2: Convert to fraction form
    3,540.90/5,310.64 = 3,365.27/x
  3. Step 3: Cross multiply
    3,540.90x = 5,310.64 × 3,365.27
  4. Step 4: Simplify right side
    3,540.90x = 17,871,710.92
  5. Step 5: Solve for x
    x = 17,871,710.92/3,540.90
  6. Step 6: Final answer
    x = 5,047.22

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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.