Home / 6,619.26-9,134.70-3,635.28

Finding the Fourth Proportional to 6,619.26, 9,134.70 and 3,635.28

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Solution

The fourth proportional to 6,619.26, 9,134.70 and 3,635.28 is: 5,016.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.26 : 9,134.70 = 3,635.28 : x
  2. Step 2: Convert to fraction form
    6,619.26/9,134.70 = 3,635.28/x
  3. Step 3: Cross multiply
    6,619.26x = 9,134.70 × 3,635.28
  4. Step 4: Simplify right side
    6,619.26x = 33,207,192.22
  5. Step 5: Solve for x
    x = 33,207,192.22/6,619.26
  6. Step 6: Final answer
    x = 5,016.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.