Home / 6,396.05-9,572.40-3,932.43

Finding the Fourth Proportional to 6,396.05, 9,572.40 and 3,932.43

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Solution

The fourth proportional to 6,396.05, 9,572.40 and 3,932.43 is: 5,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396.05 : 9,572.40 = 3,932.43 : x
  2. Step 2: Convert to fraction form
    6,396.05/9,572.40 = 3,932.43/x
  3. Step 3: Cross multiply
    6,396.05x = 9,572.40 × 3,932.43
  4. Step 4: Simplify right side
    6,396.05x = 37,642,792.93
  5. Step 5: Solve for x
    x = 37,642,792.93/6,396.05
  6. Step 6: Final answer
    x = 5,885.32

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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.