Home / 11,318.28-16,974.54-3,523.08

Finding the Fourth Proportional to 11,318.28, 16,974.54 and 3,523.08

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Solution

The fourth proportional to 11,318.28, 16,974.54 and 3,523.08 is: 5,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.28 : 16,974.54 = 3,523.08 : x
  2. Step 2: Convert to fraction form
    11,318.28/16,974.54 = 3,523.08/x
  3. Step 3: Cross multiply
    11,318.28x = 16,974.54 × 3,523.08
  4. Step 4: Simplify right side
    11,318.28x = 59,802,662.38
  5. Step 5: Solve for x
    x = 59,802,662.38/11,318.28
  6. Step 6: Final answer
    x = 5,283.72

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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.