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Finding the Fourth Proportional to 7,255.26, 10,882.89 and 4,805.64

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Solution

The fourth proportional to 7,255.26, 10,882.89 and 4,805.64 is: 7,208.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.26 : 10,882.89 = 4,805.64 : x
  2. Step 2: Convert to fraction form
    7,255.26/10,882.89 = 4,805.64/x
  3. Step 3: Cross multiply
    7,255.26x = 10,882.89 × 4,805.64
  4. Step 4: Simplify right side
    7,255.26x = 52,299,251.50
  5. Step 5: Solve for x
    x = 52,299,251.50/7,255.26
  6. Step 6: Final answer
    x = 7,208.46

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Similar ratio
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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.