Home / 8,084.93-12,128.67-2,537.03

Finding the Fourth Proportional to 8,084.93, 12,128.67 and 2,537.03

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Solution

The fourth proportional to 8,084.93, 12,128.67 and 2,537.03 is: 3,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.93 : 12,128.67 = 2,537.03 : x
  2. Step 2: Convert to fraction form
    8,084.93/12,128.67 = 2,537.03/x
  3. Step 3: Cross multiply
    8,084.93x = 12,128.67 × 2,537.03
  4. Step 4: Simplify right side
    8,084.93x = 30,770,829.97
  5. Step 5: Solve for x
    x = 30,770,829.97/8,084.93
  6. Step 6: Final answer
    x = 3,805.95

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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.