Home / 11,025.78-16,539.21-4,451.15

Finding the Fourth Proportional to 11,025.78, 16,539.21 and 4,451.15

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Solution

The fourth proportional to 11,025.78, 16,539.21 and 4,451.15 is: 6,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.78 : 16,539.21 = 4,451.15 : x
  2. Step 2: Convert to fraction form
    11,025.78/16,539.21 = 4,451.15/x
  3. Step 3: Cross multiply
    11,025.78x = 16,539.21 × 4,451.15
  4. Step 4: Simplify right side
    11,025.78x = 73,618,504.59
  5. Step 5: Solve for x
    x = 73,618,504.59/11,025.78
  6. Step 6: Final answer
    x = 6,676.94

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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.