Home / 8,326.30-11,480.97-5,675.26

Finding the Fourth Proportional to 8,326.30, 11,480.97 and 5,675.26

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Solution

The fourth proportional to 8,326.30, 11,480.97 and 5,675.26 is: 7,825.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.30 : 11,480.97 = 5,675.26 : x
  2. Step 2: Convert to fraction form
    8,326.30/11,480.97 = 5,675.26/x
  3. Step 3: Cross multiply
    8,326.30x = 11,480.97 × 5,675.26
  4. Step 4: Simplify right side
    8,326.30x = 65,157,489.80
  5. Step 5: Solve for x
    x = 65,157,489.80/8,326.30
  6. Step 6: Final answer
    x = 7,825.50

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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.