Home / 8,228.03-12,343.33-2,680.07

Finding the Fourth Proportional to 8,228.03, 12,343.33 and 2,680.07

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Solution

The fourth proportional to 8,228.03, 12,343.33 and 2,680.07 is: 4,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.03 : 12,343.33 = 2,680.07 : x
  2. Step 2: Convert to fraction form
    8,228.03/12,343.33 = 2,680.07/x
  3. Step 3: Cross multiply
    8,228.03x = 12,343.33 × 2,680.07
  4. Step 4: Simplify right side
    8,228.03x = 33,080,988.43
  5. Step 5: Solve for x
    x = 33,080,988.43/8,228.03
  6. Step 6: Final answer
    x = 4,020.52

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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.