Home / 11,883.09-16,402.32-6,850.68

Finding the Fourth Proportional to 11,883.09, 16,402.32 and 6,850.68

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Solution

The fourth proportional to 11,883.09, 16,402.32 and 6,850.68 is: 9,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.09 : 16,402.32 = 6,850.68 : x
  2. Step 2: Convert to fraction form
    11,883.09/16,402.32 = 6,850.68/x
  3. Step 3: Cross multiply
    11,883.09x = 16,402.32 × 6,850.68
  4. Step 4: Simplify right side
    11,883.09x = 112,367,045.58
  5. Step 5: Solve for x
    x = 112,367,045.58/11,883.09
  6. Step 6: Final answer
    x = 9,456.05

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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.