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Finding the Fourth Proportional to 10,250.88, 15,375.84 and 3,325.44

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Solution

The fourth proportional to 10,250.88, 15,375.84 and 3,325.44 is: 4,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.88 : 15,375.84 = 3,325.44 : x
  2. Step 2: Convert to fraction form
    10,250.88/15,375.84 = 3,325.44/x
  3. Step 3: Cross multiply
    10,250.88x = 15,375.84 × 3,325.44
  4. Step 4: Simplify right side
    10,250.88x = 51,131,433.37
  5. Step 5: Solve for x
    x = 51,131,433.37/10,250.88
  6. Step 6: Final answer
    x = 4,988.00

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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.