Home / 11,892.08-17,838.24-5,318.60

Finding the Fourth Proportional to 11,892.08, 17,838.24 and 5,318.60

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Solution

The fourth proportional to 11,892.08, 17,838.24 and 5,318.60 is: 7,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.08 : 17,838.24 = 5,318.60 : x
  2. Step 2: Convert to fraction form
    11,892.08/17,838.24 = 5,318.60/x
  3. Step 3: Cross multiply
    11,892.08x = 17,838.24 × 5,318.60
  4. Step 4: Simplify right side
    11,892.08x = 94,874,463.26
  5. Step 5: Solve for x
    x = 94,874,463.26/11,892.08
  6. Step 6: Final answer
    x = 7,977.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.