Home / 2,520.30-3,799.78-2,350.90

Finding the Fourth Proportional to 2,520.30, 3,799.78 and 2,350.90

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Solution

The fourth proportional to 2,520.30, 3,799.78 and 2,350.90 is: 3,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.30 : 3,799.78 = 2,350.90 : x
  2. Step 2: Convert to fraction form
    2,520.30/3,799.78 = 2,350.90/x
  3. Step 3: Cross multiply
    2,520.30x = 3,799.78 × 2,350.90
  4. Step 4: Simplify right side
    2,520.30x = 8,932,902.80
  5. Step 5: Solve for x
    x = 8,932,902.80/2,520.30
  6. Step 6: Final answer
    x = 3,544.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.