Home / 10,761.04-16,142.49-2,969.85

Finding the Fourth Proportional to 10,761.04, 16,142.49 and 2,969.85

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Solution

The fourth proportional to 10,761.04, 16,142.49 and 2,969.85 is: 4,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.04 : 16,142.49 = 2,969.85 : x
  2. Step 2: Convert to fraction form
    10,761.04/16,142.49 = 2,969.85/x
  3. Step 3: Cross multiply
    10,761.04x = 16,142.49 × 2,969.85
  4. Step 4: Simplify right side
    10,761.04x = 47,940,759.08
  5. Step 5: Solve for x
    x = 47,940,759.08/10,761.04
  6. Step 6: Final answer
    x = 4,455.03

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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.