Home / 11,144.25-16,719.21-3,353.40

Finding the Fourth Proportional to 11,144.25, 16,719.21 and 3,353.40

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Solution

The fourth proportional to 11,144.25, 16,719.21 and 3,353.40 is: 5,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.25 : 16,719.21 = 3,353.40 : x
  2. Step 2: Convert to fraction form
    11,144.25/16,719.21 = 3,353.40/x
  3. Step 3: Cross multiply
    11,144.25x = 16,719.21 × 3,353.40
  4. Step 4: Simplify right side
    11,144.25x = 56,066,198.81
  5. Step 5: Solve for x
    x = 56,066,198.81/11,144.25
  6. Step 6: Final answer
    x = 5,030.95

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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.