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Finding the Fourth Proportional to 6,396.89, 9,594.66 and 1,717.39

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Solution

The fourth proportional to 6,396.89, 9,594.66 and 1,717.39 is: 2,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.89 : 9,594.66 = 1,717.39 : x
  2. Step 2: Convert to fraction form
    6,396.89/9,594.66 = 1,717.39/x
  3. Step 3: Cross multiply
    6,396.89x = 9,594.66 × 1,717.39
  4. Step 4: Simplify right side
    6,396.89x = 16,477,725.16
  5. Step 5: Solve for x
    x = 16,477,725.16/6,396.89
  6. Step 6: Final answer
    x = 2,575.90

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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.