Home / 8,976.61-13,458.67-3,976.27

Finding the Fourth Proportional to 8,976.61, 13,458.67 and 3,976.27

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Solution

The fourth proportional to 8,976.61, 13,458.67 and 3,976.27 is: 5,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.61 : 13,458.67 = 3,976.27 : x
  2. Step 2: Convert to fraction form
    8,976.61/13,458.67 = 3,976.27/x
  3. Step 3: Cross multiply
    8,976.61x = 13,458.67 × 3,976.27
  4. Step 4: Simplify right side
    8,976.61x = 53,515,302.32
  5. Step 5: Solve for x
    x = 53,515,302.32/8,976.61
  6. Step 6: Final answer
    x = 5,961.64

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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.