Home / 4,682.78-7,025.67-3,278.66

Finding the Fourth Proportional to 4,682.78, 7,025.67 and 3,278.66

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Solution

The fourth proportional to 4,682.78, 7,025.67 and 3,278.66 is: 4,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.78 : 7,025.67 = 3,278.66 : x
  2. Step 2: Convert to fraction form
    4,682.78/7,025.67 = 3,278.66/x
  3. Step 3: Cross multiply
    4,682.78x = 7,025.67 × 3,278.66
  4. Step 4: Simplify right side
    4,682.78x = 23,034,783.20
  5. Step 5: Solve for x
    x = 23,034,783.20/4,682.78
  6. Step 6: Final answer
    x = 4,919.04

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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.