Home / 11,895.92-16,418.66-6,863.39

Finding the Fourth Proportional to 11,895.92, 16,418.66 and 6,863.39

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Solution

The fourth proportional to 11,895.92, 16,418.66 and 6,863.39 is: 9,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.92 : 16,418.66 = 6,863.39 : x
  2. Step 2: Convert to fraction form
    11,895.92/16,418.66 = 6,863.39/x
  3. Step 3: Cross multiply
    11,895.92x = 16,418.66 × 6,863.39
  4. Step 4: Simplify right side
    11,895.92x = 112,687,666.86
  5. Step 5: Solve for x
    x = 112,687,666.86/11,895.92
  6. Step 6: Final answer
    x = 9,472.80

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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.