Home / 11,581.44-15,982.50-6,276.37

Finding the Fourth Proportional to 11,581.44, 15,982.50 and 6,276.37

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Solution

The fourth proportional to 11,581.44, 15,982.50 and 6,276.37 is: 8,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.44 : 15,982.50 = 6,276.37 : x
  2. Step 2: Convert to fraction form
    11,581.44/15,982.50 = 6,276.37/x
  3. Step 3: Cross multiply
    11,581.44x = 15,982.50 × 6,276.37
  4. Step 4: Simplify right side
    11,581.44x = 100,312,083.53
  5. Step 5: Solve for x
    x = 100,312,083.53/11,581.44
  6. Step 6: Final answer
    x = 8,661.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.