Home / 3,682.22-5,076.08-2,894.90

Finding the Fourth Proportional to 3,682.22, 5,076.08 and 2,894.90

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Solution

The fourth proportional to 3,682.22, 5,076.08 and 2,894.90 is: 3,990.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.22 : 5,076.08 = 2,894.90 : x
  2. Step 2: Convert to fraction form
    3,682.22/5,076.08 = 2,894.90/x
  3. Step 3: Cross multiply
    3,682.22x = 5,076.08 × 2,894.90
  4. Step 4: Simplify right side
    3,682.22x = 14,694,704.14
  5. Step 5: Solve for x
    x = 14,694,704.14/3,682.22
  6. Step 6: Final answer
    x = 3,990.72

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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.