Home / 8,667.97-12,976.44-5,370.46

Finding the Fourth Proportional to 8,667.97, 12,976.44 and 5,370.46

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Solution

The fourth proportional to 8,667.97, 12,976.44 and 5,370.46 is: 8,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.97 : 12,976.44 = 5,370.46 : x
  2. Step 2: Convert to fraction form
    8,667.97/12,976.44 = 5,370.46/x
  3. Step 3: Cross multiply
    8,667.97x = 12,976.44 × 5,370.46
  4. Step 4: Simplify right side
    8,667.97x = 69,689,451.96
  5. Step 5: Solve for x
    x = 69,689,451.96/8,667.97
  6. Step 6: Final answer
    x = 8,039.88

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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.