Home / 3,954.45-5,931.73-1,180.47

Finding the Fourth Proportional to 3,954.45, 5,931.73 and 1,180.47

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Solution

The fourth proportional to 3,954.45, 5,931.73 and 1,180.47 is: 1,770.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.45 : 5,931.73 = 1,180.47 : x
  2. Step 2: Convert to fraction form
    3,954.45/5,931.73 = 1,180.47/x
  3. Step 3: Cross multiply
    3,954.45x = 5,931.73 × 1,180.47
  4. Step 4: Simplify right side
    3,954.45x = 7,002,253.03
  5. Step 5: Solve for x
    x = 7,002,253.03/3,954.45
  6. Step 6: Final answer
    x = 1,770.73

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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.