Home / 7,579.09-11,379.27-3,883.97

Finding the Fourth Proportional to 7,579.09, 11,379.27 and 3,883.97

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Solution

The fourth proportional to 7,579.09, 11,379.27 and 3,883.97 is: 5,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.09 : 11,379.27 = 3,883.97 : x
  2. Step 2: Convert to fraction form
    7,579.09/11,379.27 = 3,883.97/x
  3. Step 3: Cross multiply
    7,579.09x = 11,379.27 × 3,883.97
  4. Step 4: Simplify right side
    7,579.09x = 44,196,743.30
  5. Step 5: Solve for x
    x = 44,196,743.30/7,579.09
  6. Step 6: Final answer
    x = 5,831.40

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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.