Home / 10,964.28-16,446.44-2,756.28

Finding the Fourth Proportional to 10,964.28, 16,446.44 and 2,756.28

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Solution

The fourth proportional to 10,964.28, 16,446.44 and 2,756.28 is: 4,134.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.28 : 16,446.44 = 2,756.28 : x
  2. Step 2: Convert to fraction form
    10,964.28/16,446.44 = 2,756.28/x
  3. Step 3: Cross multiply
    10,964.28x = 16,446.44 × 2,756.28
  4. Step 4: Simplify right side
    10,964.28x = 45,330,993.64
  5. Step 5: Solve for x
    x = 45,330,993.64/10,964.28
  6. Step 6: Final answer
    x = 4,134.43

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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.