Home / 8,333.78-11,500.62-4,556.96

Finding the Fourth Proportional to 8,333.78, 11,500.62 and 4,556.96

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Solution

The fourth proportional to 8,333.78, 11,500.62 and 4,556.96 is: 6,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.78 : 11,500.62 = 4,556.96 : x
  2. Step 2: Convert to fraction form
    8,333.78/11,500.62 = 4,556.96/x
  3. Step 3: Cross multiply
    8,333.78x = 11,500.62 × 4,556.96
  4. Step 4: Simplify right side
    8,333.78x = 52,407,872.30
  5. Step 5: Solve for x
    x = 52,407,872.30/8,333.78
  6. Step 6: Final answer
    x = 6,288.61

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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.