Home / 3,955.56-5,933.40-1,181.61

Finding the Fourth Proportional to 3,955.56, 5,933.40 and 1,181.61

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Solution

The fourth proportional to 3,955.56, 5,933.40 and 1,181.61 is: 1,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.56 : 5,933.40 = 1,181.61 : x
  2. Step 2: Convert to fraction form
    3,955.56/5,933.40 = 1,181.61/x
  3. Step 3: Cross multiply
    3,955.56x = 5,933.40 × 1,181.61
  4. Step 4: Simplify right side
    3,955.56x = 7,010,964.77
  5. Step 5: Solve for x
    x = 7,010,964.77/3,955.56
  6. Step 6: Final answer
    x = 1,772.43

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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.