Home / 11,221.59-16,832.41-4,201.32

Finding the Fourth Proportional to 11,221.59, 16,832.41 and 4,201.32

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Solution

The fourth proportional to 11,221.59, 16,832.41 and 4,201.32 is: 6,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.59 : 16,832.41 = 4,201.32 : x
  2. Step 2: Convert to fraction form
    11,221.59/16,832.41 = 4,201.32/x
  3. Step 3: Cross multiply
    11,221.59x = 16,832.41 × 4,201.32
  4. Step 4: Simplify right side
    11,221.59x = 70,718,340.78
  5. Step 5: Solve for x
    x = 70,718,340.78/11,221.59
  6. Step 6: Final answer
    x = 6,301.99

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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.