Home / 11,712.44-16,163.22-6,407.24

Finding the Fourth Proportional to 11,712.44, 16,163.22 and 6,407.24

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Solution

The fourth proportional to 11,712.44, 16,163.22 and 6,407.24 is: 8,842.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,712.44 : 16,163.22 = 6,407.24 : x
  2. Step 2: Convert to fraction form
    11,712.44/16,163.22 = 6,407.24/x
  3. Step 3: Cross multiply
    11,712.44x = 16,163.22 × 6,407.24
  4. Step 4: Simplify right side
    11,712.44x = 103,561,670.12
  5. Step 5: Solve for x
    x = 103,561,670.12/11,712.44
  6. Step 6: Final answer
    x = 8,842.02

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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.