Home / 11,244.52-16,857.66-8,465.86

Finding the Fourth Proportional to 11,244.52, 16,857.66 and 8,465.86

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Solution

The fourth proportional to 11,244.52, 16,857.66 and 8,465.86 is: 12,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.52 : 16,857.66 = 8,465.86 : x
  2. Step 2: Convert to fraction form
    11,244.52/16,857.66 = 8,465.86/x
  3. Step 3: Cross multiply
    11,244.52x = 16,857.66 × 8,465.86
  4. Step 4: Simplify right side
    11,244.52x = 142,714,589.49
  5. Step 5: Solve for x
    x = 142,714,589.49/11,244.52
  6. Step 6: Final answer
    x = 12,691.92

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1.5x scale

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.