Home / 8,806.14-13,199.49-3,609.18

Finding the Fourth Proportional to 8,806.14, 13,199.49 and 3,609.18

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Solution

The fourth proportional to 8,806.14, 13,199.49 and 3,609.18 is: 5,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.14 : 13,199.49 = 3,609.18 : x
  2. Step 2: Convert to fraction form
    8,806.14/13,199.49 = 3,609.18/x
  3. Step 3: Cross multiply
    8,806.14x = 13,199.49 × 3,609.18
  4. Step 4: Simplify right side
    8,806.14x = 47,639,335.32
  5. Step 5: Solve for x
    x = 47,639,335.32/8,806.14
  6. Step 6: Final answer
    x = 5,409.79

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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.