Home / 8,255.25-11,383.56-6,367.14

Finding the Fourth Proportional to 8,255.25, 11,383.56 and 6,367.14

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Solution

The fourth proportional to 8,255.25, 11,383.56 and 6,367.14 is: 8,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.25 : 11,383.56 = 6,367.14 : x
  2. Step 2: Convert to fraction form
    8,255.25/11,383.56 = 6,367.14/x
  3. Step 3: Cross multiply
    8,255.25x = 11,383.56 × 6,367.14
  4. Step 4: Simplify right side
    8,255.25x = 72,480,720.22
  5. Step 5: Solve for x
    x = 72,480,720.22/8,255.25
  6. Step 6: Final answer
    x = 8,779.95

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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.