Home / 12,199.10-16,832.66-6,893.79

Finding the Fourth Proportional to 12,199.10, 16,832.66 and 6,893.79

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Solution

The fourth proportional to 12,199.10, 16,832.66 and 6,893.79 is: 9,512.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199.10 : 16,832.66 = 6,893.79 : x
  2. Step 2: Convert to fraction form
    12,199.10/16,832.66 = 6,893.79/x
  3. Step 3: Cross multiply
    12,199.10x = 16,832.66 × 6,893.79
  4. Step 4: Simplify right side
    12,199.10x = 116,040,788.71
  5. Step 5: Solve for x
    x = 116,040,788.71/12,199.10
  6. Step 6: Final answer
    x = 9,512.25

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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.