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Finding the Fourth Proportional to 8,606.57, 12,909.86 and 2,367.24

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Solution

The fourth proportional to 8,606.57, 12,909.86 and 2,367.24 is: 3,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606.57 : 12,909.86 = 2,367.24 : x
  2. Step 2: Convert to fraction form
    8,606.57/12,909.86 = 2,367.24/x
  3. Step 3: Cross multiply
    8,606.57x = 12,909.86 × 2,367.24
  4. Step 4: Simplify right side
    8,606.57x = 30,560,736.99
  5. Step 5: Solve for x
    x = 30,560,736.99/8,606.57
  6. Step 6: Final answer
    x = 3,550.86

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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.