Home / 8,969.11-13,448.44-3,043.99

Finding the Fourth Proportional to 8,969.11, 13,448.44 and 3,043.99

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Solution

The fourth proportional to 8,969.11, 13,448.44 and 3,043.99 is: 4,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969.11 : 13,448.44 = 3,043.99 : x
  2. Step 2: Convert to fraction form
    8,969.11/13,448.44 = 3,043.99/x
  3. Step 3: Cross multiply
    8,969.11x = 13,448.44 × 3,043.99
  4. Step 4: Simplify right side
    8,969.11x = 40,936,916.88
  5. Step 5: Solve for x
    x = 40,936,916.88/8,969.11
  6. Step 6: Final answer
    x = 4,564.21

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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.