Home / 8,286.03-11,440.23-6,394.26

Finding the Fourth Proportional to 8,286.03, 11,440.23 and 6,394.26

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Solution

The fourth proportional to 8,286.03, 11,440.23 and 6,394.26 is: 8,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286.03 : 11,440.23 = 6,394.26 : x
  2. Step 2: Convert to fraction form
    8,286.03/11,440.23 = 6,394.26/x
  3. Step 3: Cross multiply
    8,286.03x = 11,440.23 × 6,394.26
  4. Step 4: Simplify right side
    8,286.03x = 73,151,805.08
  5. Step 5: Solve for x
    x = 73,151,805.08/8,286.03
  6. Step 6: Final answer
    x = 8,828.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.