Home / 9,619.26-14,420.33-5,179.34

Finding the Fourth Proportional to 9,619.26, 14,420.33 and 5,179.34

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Solution

The fourth proportional to 9,619.26, 14,420.33 and 5,179.34 is: 7,764.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.26 : 14,420.33 = 5,179.34 : x
  2. Step 2: Convert to fraction form
    9,619.26/14,420.33 = 5,179.34/x
  3. Step 3: Cross multiply
    9,619.26x = 14,420.33 × 5,179.34
  4. Step 4: Simplify right side
    9,619.26x = 74,687,821.56
  5. Step 5: Solve for x
    x = 74,687,821.56/9,619.26
  6. Step 6: Final answer
    x = 7,764.41

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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.