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Finding the Fourth Proportional to 8,450.88, 12,674.43 and 2,606.46

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Solution

The fourth proportional to 8,450.88, 12,674.43 and 2,606.46 is: 3,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.88 : 12,674.43 = 2,606.46 : x
  2. Step 2: Convert to fraction form
    8,450.88/12,674.43 = 2,606.46/x
  3. Step 3: Cross multiply
    8,450.88x = 12,674.43 × 2,606.46
  4. Step 4: Simplify right side
    8,450.88x = 33,035,394.82
  5. Step 5: Solve for x
    x = 33,035,394.82/8,450.88
  6. Step 6: Final answer
    x = 3,909.11

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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.