Home / 8,043.03-12,063.66-2,120.52

Finding the Fourth Proportional to 8,043.03, 12,063.66 and 2,120.52

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Solution

The fourth proportional to 8,043.03, 12,063.66 and 2,120.52 is: 3,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.03 : 12,063.66 = 2,120.52 : x
  2. Step 2: Convert to fraction form
    8,043.03/12,063.66 = 2,120.52/x
  3. Step 3: Cross multiply
    8,043.03x = 12,063.66 × 2,120.52
  4. Step 4: Simplify right side
    8,043.03x = 25,581,232.30
  5. Step 5: Solve for x
    x = 25,581,232.30/8,043.03
  6. Step 6: Final answer
    x = 3,180.55

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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.