Home / 3,763.92-5,194.20-2,085.44

Finding the Fourth Proportional to 3,763.92, 5,194.20 and 2,085.44

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Solution

The fourth proportional to 3,763.92, 5,194.20 and 2,085.44 is: 2,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.92 : 5,194.20 = 2,085.44 : x
  2. Step 2: Convert to fraction form
    3,763.92/5,194.20 = 2,085.44/x
  3. Step 3: Cross multiply
    3,763.92x = 5,194.20 × 2,085.44
  4. Step 4: Simplify right side
    3,763.92x = 10,832,192.45
  5. Step 5: Solve for x
    x = 10,832,192.45/3,763.92
  6. Step 6: Final answer
    x = 2,877.90

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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.