Home / 7,837.14-11,755.86-3,674.85

Finding the Fourth Proportional to 7,837.14, 11,755.86 and 3,674.85

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Solution

The fourth proportional to 7,837.14, 11,755.86 and 3,674.85 is: 5,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.14 : 11,755.86 = 3,674.85 : x
  2. Step 2: Convert to fraction form
    7,837.14/11,755.86 = 3,674.85/x
  3. Step 3: Cross multiply
    7,837.14x = 11,755.86 × 3,674.85
  4. Step 4: Simplify right side
    7,837.14x = 43,201,022.12
  5. Step 5: Solve for x
    x = 43,201,022.12/7,837.14
  6. Step 6: Final answer
    x = 5,512.35

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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.