Home / 3,370.74-5,055.68-1,179.28

Finding the Fourth Proportional to 3,370.74, 5,055.68 and 1,179.28

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Solution

The fourth proportional to 3,370.74, 5,055.68 and 1,179.28 is: 1,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.74 : 5,055.68 = 1,179.28 : x
  2. Step 2: Convert to fraction form
    3,370.74/5,055.68 = 1,179.28/x
  3. Step 3: Cross multiply
    3,370.74x = 5,055.68 × 1,179.28
  4. Step 4: Simplify right side
    3,370.74x = 5,962,062.31
  5. Step 5: Solve for x
    x = 5,962,062.31/3,370.74
  6. Step 6: Final answer
    x = 1,768.77

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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.