Home / 3,914.56-5,877.05-2,272.29

Finding the Fourth Proportional to 3,914.56, 5,877.05 and 2,272.29

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Solution

The fourth proportional to 3,914.56, 5,877.05 and 2,272.29 is: 3,411.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.56 : 5,877.05 = 2,272.29 : x
  2. Step 2: Convert to fraction form
    3,914.56/5,877.05 = 2,272.29/x
  3. Step 3: Cross multiply
    3,914.56x = 5,877.05 × 2,272.29
  4. Step 4: Simplify right side
    3,914.56x = 13,354,361.94
  5. Step 5: Solve for x
    x = 13,354,361.94/3,914.56
  6. Step 6: Final answer
    x = 3,411.46

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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.