Home / 3,361.96-5,036.46-1,631.80

Finding the Fourth Proportional to 3,361.96, 5,036.46 and 1,631.80

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Solution

The fourth proportional to 3,361.96, 5,036.46 and 1,631.80 is: 2,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.96 : 5,036.46 = 1,631.80 : x
  2. Step 2: Convert to fraction form
    3,361.96/5,036.46 = 1,631.80/x
  3. Step 3: Cross multiply
    3,361.96x = 5,036.46 × 1,631.80
  4. Step 4: Simplify right side
    3,361.96x = 8,218,495.43
  5. Step 5: Solve for x
    x = 8,218,495.43/3,361.96
  6. Step 6: Final answer
    x = 2,444.55

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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.