Home / 7,951.24-11,923.98-2,761.48

Finding the Fourth Proportional to 7,951.24, 11,923.98 and 2,761.48

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Solution

The fourth proportional to 7,951.24, 11,923.98 and 2,761.48 is: 4,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.24 : 11,923.98 = 2,761.48 : x
  2. Step 2: Convert to fraction form
    7,951.24/11,923.98 = 2,761.48/x
  3. Step 3: Cross multiply
    7,951.24x = 11,923.98 × 2,761.48
  4. Step 4: Simplify right side
    7,951.24x = 32,927,832.29
  5. Step 5: Solve for x
    x = 32,927,832.29/7,951.24
  6. Step 6: Final answer
    x = 4,141.22

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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.