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Finding the Fourth Proportional to 8,375.52, 12,560.34 and 2,450.77

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Solution

The fourth proportional to 8,375.52, 12,560.34 and 2,450.77 is: 3,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.52 : 12,560.34 = 2,450.77 : x
  2. Step 2: Convert to fraction form
    8,375.52/12,560.34 = 2,450.77/x
  3. Step 3: Cross multiply
    8,375.52x = 12,560.34 × 2,450.77
  4. Step 4: Simplify right side
    8,375.52x = 30,782,504.46
  5. Step 5: Solve for x
    x = 30,782,504.46/8,375.52
  6. Step 6: Final answer
    x = 3,675.29

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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.