Home / 11,229.24-16,840.22-5,305.22

Finding the Fourth Proportional to 11,229.24, 16,840.22 and 5,305.22

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Solution

The fourth proportional to 11,229.24, 16,840.22 and 5,305.22 is: 7,956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.24 : 16,840.22 = 5,305.22 : x
  2. Step 2: Convert to fraction form
    11,229.24/16,840.22 = 5,305.22/x
  3. Step 3: Cross multiply
    11,229.24x = 16,840.22 × 5,305.22
  4. Step 4: Simplify right side
    11,229.24x = 89,341,071.95
  5. Step 5: Solve for x
    x = 89,341,071.95/11,229.24
  6. Step 6: Final answer
    x = 7,956.11

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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.