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Finding the Fourth Proportional to 8,450.60, 12,675.15 and 2,606.63

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Solution

The fourth proportional to 8,450.60, 12,675.15 and 2,606.63 is: 3,909.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.60 : 12,675.15 = 2,606.63 : x
  2. Step 2: Convert to fraction form
    8,450.60/12,675.15 = 2,606.63/x
  3. Step 3: Cross multiply
    8,450.60x = 12,675.15 × 2,606.63
  4. Step 4: Simplify right side
    8,450.60x = 33,039,362.87
  5. Step 5: Solve for x
    x = 33,039,362.87/8,450.60
  6. Step 6: Final answer
    x = 3,909.71

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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.