Home / 3,763.20-5,192.85-2,084.70

Finding the Fourth Proportional to 3,763.20, 5,192.85 and 2,084.70

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Solution

The fourth proportional to 3,763.20, 5,192.85 and 2,084.70 is: 2,876.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.20 : 5,192.85 = 2,084.70 : x
  2. Step 2: Convert to fraction form
    3,763.20/5,192.85 = 2,084.70/x
  3. Step 3: Cross multiply
    3,763.20x = 5,192.85 × 2,084.70
  4. Step 4: Simplify right side
    3,763.20x = 10,825,534.40
  5. Step 5: Solve for x
    x = 10,825,534.40/3,763.20
  6. Step 6: Final answer
    x = 2,876.68

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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.