Home / 3,976.38-5,964.69-1,054.70

Finding the Fourth Proportional to 3,976.38, 5,964.69 and 1,054.70

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Solution

The fourth proportional to 3,976.38, 5,964.69 and 1,054.70 is: 1,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976.38 : 5,964.69 = 1,054.70 : x
  2. Step 2: Convert to fraction form
    3,976.38/5,964.69 = 1,054.70/x
  3. Step 3: Cross multiply
    3,976.38x = 5,964.69 × 1,054.70
  4. Step 4: Simplify right side
    3,976.38x = 6,290,928.72
  5. Step 5: Solve for x
    x = 6,290,928.72/3,976.38
  6. Step 6: Final answer
    x = 1,582.07

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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.