Home / 11,120.44-16,680.77-4,542.13

Finding the Fourth Proportional to 11,120.44, 16,680.77 and 4,542.13

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Solution

The fourth proportional to 11,120.44, 16,680.77 and 4,542.13 is: 6,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.44 : 16,680.77 = 4,542.13 : x
  2. Step 2: Convert to fraction form
    11,120.44/16,680.77 = 4,542.13/x
  3. Step 3: Cross multiply
    11,120.44x = 16,680.77 × 4,542.13
  4. Step 4: Simplify right side
    11,120.44x = 75,766,166.35
  5. Step 5: Solve for x
    x = 75,766,166.35/11,120.44
  6. Step 6: Final answer
    x = 6,813.23

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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.