Home / 3,615.66-5,419.79-2,052.36

Finding the Fourth Proportional to 3,615.66, 5,419.79 and 2,052.36

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Solution

The fourth proportional to 3,615.66, 5,419.79 and 2,052.36 is: 3,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.66 : 5,419.79 = 2,052.36 : x
  2. Step 2: Convert to fraction form
    3,615.66/5,419.79 = 2,052.36/x
  3. Step 3: Cross multiply
    3,615.66x = 5,419.79 × 2,052.36
  4. Step 4: Simplify right side
    3,615.66x = 11,123,360.20
  5. Step 5: Solve for x
    x = 11,123,360.20/3,615.66
  6. Step 6: Final answer
    x = 3,076.44

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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.