Home / 3,336.88-5,005.98-2,792.86

Finding the Fourth Proportional to 3,336.88, 5,005.98 and 2,792.86

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Solution

The fourth proportional to 3,336.88, 5,005.98 and 2,792.86 is: 4,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.88 : 5,005.98 = 2,792.86 : x
  2. Step 2: Convert to fraction form
    3,336.88/5,005.98 = 2,792.86/x
  3. Step 3: Cross multiply
    3,336.88x = 5,005.98 × 2,792.86
  4. Step 4: Simplify right side
    3,336.88x = 13,981,001.30
  5. Step 5: Solve for x
    x = 13,981,001.30/3,336.88
  6. Step 6: Final answer
    x = 4,189.84

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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.