Home / 9,108.33-12,556.67-6,872.73

Finding the Fourth Proportional to 9,108.33, 12,556.67 and 6,872.73

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Solution

The fourth proportional to 9,108.33, 12,556.67 and 6,872.73 is: 9,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.33 : 12,556.67 = 6,872.73 : x
  2. Step 2: Convert to fraction form
    9,108.33/12,556.67 = 6,872.73/x
  3. Step 3: Cross multiply
    9,108.33x = 12,556.67 × 6,872.73
  4. Step 4: Simplify right side
    9,108.33x = 86,298,568.25
  5. Step 5: Solve for x
    x = 86,298,568.25/9,108.33
  6. Step 6: Final answer
    x = 9,474.69

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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.