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Finding the Fourth Proportional to 8,375.50, 12,554.49 and 2,826.94

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Solution

The fourth proportional to 8,375.50, 12,554.49 and 2,826.94 is: 4,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.50 : 12,554.49 = 2,826.94 : x
  2. Step 2: Convert to fraction form
    8,375.50/12,554.49 = 2,826.94/x
  3. Step 3: Cross multiply
    8,375.50x = 12,554.49 × 2,826.94
  4. Step 4: Simplify right side
    8,375.50x = 35,490,789.96
  5. Step 5: Solve for x
    x = 35,490,789.96/8,375.50
  6. Step 6: Final answer
    x = 4,237.45

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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.