Home / 6,619.24-9,932.78-2,672.43

Finding the Fourth Proportional to 6,619.24, 9,932.78 and 2,672.43

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Solution

The fourth proportional to 6,619.24, 9,932.78 and 2,672.43 is: 4,010.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.24 : 9,932.78 = 2,672.43 : x
  2. Step 2: Convert to fraction form
    6,619.24/9,932.78 = 2,672.43/x
  3. Step 3: Cross multiply
    6,619.24x = 9,932.78 × 2,672.43
  4. Step 4: Simplify right side
    6,619.24x = 26,544,659.26
  5. Step 5: Solve for x
    x = 26,544,659.26/6,619.24
  6. Step 6: Final answer
    x = 4,010.23

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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.