Home / 11,289.08-16,934.74-3,892.56

Finding the Fourth Proportional to 11,289.08, 16,934.74 and 3,892.56

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Solution

The fourth proportional to 11,289.08, 16,934.74 and 3,892.56 is: 5,839.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.08 : 16,934.74 = 3,892.56 : x
  2. Step 2: Convert to fraction form
    11,289.08/16,934.74 = 3,892.56/x
  3. Step 3: Cross multiply
    11,289.08x = 16,934.74 × 3,892.56
  4. Step 4: Simplify right side
    11,289.08x = 65,919,491.53
  5. Step 5: Solve for x
    x = 65,919,491.53/11,289.08
  6. Step 6: Final answer
    x = 5,839.23

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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.