Home / 11,119.43-16,685.67-4,104.33

Finding the Fourth Proportional to 11,119.43, 16,685.67 and 4,104.33

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Solution

The fourth proportional to 11,119.43, 16,685.67 and 4,104.33 is: 6,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.43 : 16,685.67 = 4,104.33 : x
  2. Step 2: Convert to fraction form
    11,119.43/16,685.67 = 4,104.33/x
  3. Step 3: Cross multiply
    11,119.43x = 16,685.67 × 4,104.33
  4. Step 4: Simplify right side
    11,119.43x = 68,483,495.95
  5. Step 5: Solve for x
    x = 68,483,495.95/11,119.43
  6. Step 6: Final answer
    x = 6,158.91

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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.