Home / 7,837.14-11,759.22-3,456.12

Finding the Fourth Proportional to 7,837.14, 11,759.22 and 3,456.12

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Solution

The fourth proportional to 7,837.14, 11,759.22 and 3,456.12 is: 5,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.14 : 11,759.22 = 3,456.12 : x
  2. Step 2: Convert to fraction form
    7,837.14/11,759.22 = 3,456.12/x
  3. Step 3: Cross multiply
    7,837.14x = 11,759.22 × 3,456.12
  4. Step 4: Simplify right side
    7,837.14x = 40,641,275.43
  5. Step 5: Solve for x
    x = 40,641,275.43/7,837.14
  6. Step 6: Final answer
    x = 5,185.73

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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.