Home / 11,370.75-17,054.28-8,073.87

Finding the Fourth Proportional to 11,370.75, 17,054.28 and 8,073.87

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Solution

The fourth proportional to 11,370.75, 17,054.28 and 8,073.87 is: 12,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370.75 : 17,054.28 = 8,073.87 : x
  2. Step 2: Convert to fraction form
    11,370.75/17,054.28 = 8,073.87/x
  3. Step 3: Cross multiply
    11,370.75x = 17,054.28 × 8,073.87
  4. Step 4: Simplify right side
    11,370.75x = 137,694,039.66
  5. Step 5: Solve for x
    x = 137,694,039.66/11,370.75
  6. Step 6: Final answer
    x = 12,109.49

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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.