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Finding the Fourth Proportional to 8,604.42, 12,906.48 and 2,364.41

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Solution

The fourth proportional to 8,604.42, 12,906.48 and 2,364.41 is: 3,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.42 : 12,906.48 = 2,364.41 : x
  2. Step 2: Convert to fraction form
    8,604.42/12,906.48 = 2,364.41/x
  3. Step 3: Cross multiply
    8,604.42x = 12,906.48 × 2,364.41
  4. Step 4: Simplify right side
    8,604.42x = 30,516,162.29
  5. Step 5: Solve for x
    x = 30,516,162.29/8,604.42
  6. Step 6: Final answer
    x = 3,546.57

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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.