Home / 11,626.97-16,045.38-6,321.87

Finding the Fourth Proportional to 11,626.97, 16,045.38 and 6,321.87

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Solution

The fourth proportional to 11,626.97, 16,045.38 and 6,321.87 is: 8,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.97 : 16,045.38 = 6,321.87 : x
  2. Step 2: Convert to fraction form
    11,626.97/16,045.38 = 6,321.87/x
  3. Step 3: Cross multiply
    11,626.97x = 16,045.38 × 6,321.87
  4. Step 4: Simplify right side
    11,626.97x = 101,436,806.46
  5. Step 5: Solve for x
    x = 101,436,806.46/11,626.97
  6. Step 6: Final answer
    x = 8,724.27

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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.