Home / 8,969.26-13,453.89-2,729.63

Finding the Fourth Proportional to 8,969.26, 13,453.89 and 2,729.63

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Solution

The fourth proportional to 8,969.26, 13,453.89 and 2,729.63 is: 4,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.26 : 13,453.89 = 2,729.63 : x
  2. Step 2: Convert to fraction form
    8,969.26/13,453.89 = 2,729.63/x
  3. Step 3: Cross multiply
    8,969.26x = 13,453.89 × 2,729.63
  4. Step 4: Simplify right side
    8,969.26x = 36,724,074.49
  5. Step 5: Solve for x
    x = 36,724,074.49/8,969.26
  6. Step 6: Final answer
    x = 4,094.44

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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.