Home / 11,098.20-16,671.60-8,195.16

Finding the Fourth Proportional to 11,098.20, 16,671.60 and 8,195.16

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Solution

The fourth proportional to 11,098.20, 16,671.60 and 8,195.16 is: 12,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.20 : 16,671.60 = 8,195.16 : x
  2. Step 2: Convert to fraction form
    11,098.20/16,671.60 = 8,195.16/x
  3. Step 3: Cross multiply
    11,098.20x = 16,671.60 × 8,195.16
  4. Step 4: Simplify right side
    11,098.20x = 136,626,429.46
  5. Step 5: Solve for x
    x = 136,626,429.46/11,098.20
  6. Step 6: Final answer
    x = 12,310.68

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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.