Home / 11,233.72-16,860.92-5,690.92

Finding the Fourth Proportional to 11,233.72, 16,860.92 and 5,690.92

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Solution

The fourth proportional to 11,233.72, 16,860.92 and 5,690.92 is: 8,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.72 : 16,860.92 = 5,690.92 : x
  2. Step 2: Convert to fraction form
    11,233.72/16,860.92 = 5,690.92/x
  3. Step 3: Cross multiply
    11,233.72x = 16,860.92 × 5,690.92
  4. Step 4: Simplify right side
    11,233.72x = 95,954,034.09
  5. Step 5: Solve for x
    x = 95,954,034.09/11,233.72
  6. Step 6: Final answer
    x = 8,541.61

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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.