Home / 8,933.31-13,396.10-3,935.57

Finding the Fourth Proportional to 8,933.31, 13,396.10 and 3,935.57

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Solution

The fourth proportional to 8,933.31, 13,396.10 and 3,935.57 is: 5,901.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.31 : 13,396.10 = 3,935.57 : x
  2. Step 2: Convert to fraction form
    8,933.31/13,396.10 = 3,935.57/x
  3. Step 3: Cross multiply
    8,933.31x = 13,396.10 × 3,935.57
  4. Step 4: Simplify right side
    8,933.31x = 52,721,202.62
  5. Step 5: Solve for x
    x = 52,721,202.62/8,933.31
  6. Step 6: Final answer
    x = 5,901.64

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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.