Home / 11,267.28-16,903.86-4,247.37

Finding the Fourth Proportional to 11,267.28, 16,903.86 and 4,247.37

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Solution

The fourth proportional to 11,267.28, 16,903.86 and 4,247.37 is: 6,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.28 : 16,903.86 = 4,247.37 : x
  2. Step 2: Convert to fraction form
    11,267.28/16,903.86 = 4,247.37/x
  3. Step 3: Cross multiply
    11,267.28x = 16,903.86 × 4,247.37
  4. Step 4: Simplify right side
    11,267.28x = 71,796,947.85
  5. Step 5: Solve for x
    x = 71,796,947.85/11,267.28
  6. Step 6: Final answer
    x = 6,372.16

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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.