Home / 11,863.53-16,370.24-6,558.39

Finding the Fourth Proportional to 11,863.53, 16,370.24 and 6,558.39

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Solution

The fourth proportional to 11,863.53, 16,370.24 and 6,558.39 is: 9,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863.53 : 16,370.24 = 6,558.39 : x
  2. Step 2: Convert to fraction form
    11,863.53/16,370.24 = 6,558.39/x
  3. Step 3: Cross multiply
    11,863.53x = 16,370.24 × 6,558.39
  4. Step 4: Simplify right side
    11,863.53x = 107,362,385.52
  5. Step 5: Solve for x
    x = 107,362,385.52/11,863.53
  6. Step 6: Final answer
    x = 9,049.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.