Home / 3,763.20-5,193.20-2,084.88

Finding the Fourth Proportional to 3,763.20, 5,193.20 and 2,084.88

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Solution

The fourth proportional to 3,763.20, 5,193.20 and 2,084.88 is: 2,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.20 : 5,193.20 = 2,084.88 : x
  2. Step 2: Convert to fraction form
    3,763.20/5,193.20 = 2,084.88/x
  3. Step 3: Cross multiply
    3,763.20x = 5,193.20 × 2,084.88
  4. Step 4: Simplify right side
    3,763.20x = 10,827,198.82
  5. Step 5: Solve for x
    x = 10,827,198.82/3,763.20
  6. Step 6: Final answer
    x = 2,877.13

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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.