Home / 7,963.83-11,932.43-5,619.96

Finding the Fourth Proportional to 7,963.83, 11,932.43 and 5,619.96

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Solution

The fourth proportional to 7,963.83, 11,932.43 and 5,619.96 is: 8,420.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.83 : 11,932.43 = 5,619.96 : x
  2. Step 2: Convert to fraction form
    7,963.83/11,932.43 = 5,619.96/x
  3. Step 3: Cross multiply
    7,963.83x = 11,932.43 × 5,619.96
  4. Step 4: Simplify right side
    7,963.83x = 67,059,779.30
  5. Step 5: Solve for x
    x = 67,059,779.30/7,963.83
  6. Step 6: Final answer
    x = 8,420.54

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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.