Home / 11,302.22-15,591.80-7,324.62

Finding the Fourth Proportional to 11,302.22, 15,591.80 and 7,324.62

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Solution

The fourth proportional to 11,302.22, 15,591.80 and 7,324.62 is: 10,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.22 : 15,591.80 = 7,324.62 : x
  2. Step 2: Convert to fraction form
    11,302.22/15,591.80 = 7,324.62/x
  3. Step 3: Cross multiply
    11,302.22x = 15,591.80 × 7,324.62
  4. Step 4: Simplify right side
    11,302.22x = 114,204,010.12
  5. Step 5: Solve for x
    x = 114,204,010.12/11,302.22
  6. Step 6: Final answer
    x = 10,104.56

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1.5x scale

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.