Home / 7,928.26-11,893.12-2,084.88

Finding the Fourth Proportional to 7,928.26, 11,893.12 and 2,084.88

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Solution

The fourth proportional to 7,928.26, 11,893.12 and 2,084.88 is: 3,127.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.26 : 11,893.12 = 2,084.88 : x
  2. Step 2: Convert to fraction form
    7,928.26/11,893.12 = 2,084.88/x
  3. Step 3: Cross multiply
    7,928.26x = 11,893.12 × 2,084.88
  4. Step 4: Simplify right side
    7,928.26x = 24,795,728.03
  5. Step 5: Solve for x
    x = 24,795,728.03/7,928.26
  6. Step 6: Final answer
    x = 3,127.51

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1.5x scale

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.