Home / 12,176.88-16,804.10-6,725.96

Finding the Fourth Proportional to 12,176.88, 16,804.10 and 6,725.96

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Solution

The fourth proportional to 12,176.88, 16,804.10 and 6,725.96 is: 9,281.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.88 : 16,804.10 = 6,725.96 : x
  2. Step 2: Convert to fraction form
    12,176.88/16,804.10 = 6,725.96/x
  3. Step 3: Cross multiply
    12,176.88x = 16,804.10 × 6,725.96
  4. Step 4: Simplify right side
    12,176.88x = 113,023,704.44
  5. Step 5: Solve for x
    x = 113,023,704.44/12,176.88
  6. Step 6: Final answer
    x = 9,281.83

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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.