Home / 7,763.26-11,641.49-2,215.37

Finding the Fourth Proportional to 7,763.26, 11,641.49 and 2,215.37

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Solution

The fourth proportional to 7,763.26, 11,641.49 and 2,215.37 is: 3,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763.26 : 11,641.49 = 2,215.37 : x
  2. Step 2: Convert to fraction form
    7,763.26/11,641.49 = 2,215.37/x
  3. Step 3: Cross multiply
    7,763.26x = 11,641.49 × 2,215.37
  4. Step 4: Simplify right side
    7,763.26x = 25,790,207.70
  5. Step 5: Solve for x
    x = 25,790,207.70/7,763.26
  6. Step 6: Final answer
    x = 3,322.08

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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.