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Finding the Fourth Proportional to 4,250.28, 6,375.60 and 2,275.08

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Solution

The fourth proportional to 4,250.28, 6,375.60 and 2,275.08 is: 3,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.28 : 6,375.60 = 2,275.08 : x
  2. Step 2: Convert to fraction form
    4,250.28/6,375.60 = 2,275.08/x
  3. Step 3: Cross multiply
    4,250.28x = 6,375.60 × 2,275.08
  4. Step 4: Simplify right side
    4,250.28x = 14,505,000.05
  5. Step 5: Solve for x
    x = 14,505,000.05/4,250.28
  6. Step 6: Final answer
    x = 3,412.72

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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.