Home / 3,369.42-5,055.96-1,179.72

Finding the Fourth Proportional to 3,369.42, 5,055.96 and 1,179.72

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Solution

The fourth proportional to 3,369.42, 5,055.96 and 1,179.72 is: 1,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.42 : 5,055.96 = 1,179.72 : x
  2. Step 2: Convert to fraction form
    3,369.42/5,055.96 = 1,179.72/x
  3. Step 3: Cross multiply
    3,369.42x = 5,055.96 × 1,179.72
  4. Step 4: Simplify right side
    3,369.42x = 5,964,617.13
  5. Step 5: Solve for x
    x = 5,964,617.13/3,369.42
  6. Step 6: Final answer
    x = 1,770.22

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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.