Home / 3,938.31-5,905.53-2,295.27

Finding the Fourth Proportional to 3,938.31, 5,905.53 and 2,295.27

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Solution

The fourth proportional to 3,938.31, 5,905.53 and 2,295.27 is: 3,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938.31 : 5,905.53 = 2,295.27 : x
  2. Step 2: Convert to fraction form
    3,938.31/5,905.53 = 2,295.27/x
  3. Step 3: Cross multiply
    3,938.31x = 5,905.53 × 2,295.27
  4. Step 4: Simplify right side
    3,938.31x = 13,554,785.84
  5. Step 5: Solve for x
    x = 13,554,785.84/3,938.31
  6. Step 6: Final answer
    x = 3,441.78

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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.