Home / 7,906.26-11,857.35-2,358.18

Finding the Fourth Proportional to 7,906.26, 11,857.35 and 2,358.18

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Solution

The fourth proportional to 7,906.26, 11,857.35 and 2,358.18 is: 3,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.26 : 11,857.35 = 2,358.18 : x
  2. Step 2: Convert to fraction form
    7,906.26/11,857.35 = 2,358.18/x
  3. Step 3: Cross multiply
    7,906.26x = 11,857.35 × 2,358.18
  4. Step 4: Simplify right side
    7,906.26x = 27,961,765.62
  5. Step 5: Solve for x
    x = 27,961,765.62/7,906.26
  6. Step 6: Final answer
    x = 3,536.66

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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.