Home / 3,955.73-5,931.67-1,181.43

Finding the Fourth Proportional to 3,955.73, 5,931.67 and 1,181.43

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Solution

The fourth proportional to 3,955.73, 5,931.67 and 1,181.43 is: 1,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.73 : 5,931.67 = 1,181.43 : x
  2. Step 2: Convert to fraction form
    3,955.73/5,931.67 = 1,181.43/x
  3. Step 3: Cross multiply
    3,955.73x = 5,931.67 × 1,181.43
  4. Step 4: Simplify right side
    3,955.73x = 7,007,852.89
  5. Step 5: Solve for x
    x = 7,007,852.89/3,955.73
  6. Step 6: Final answer
    x = 1,771.57

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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.