Home / 2,482.20-3,723.30-750.60

Finding the Fourth Proportional to 2,482.20, 3,723.30 and 750.60

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Solution

The fourth proportional to 2,482.20, 3,723.30 and 750.60 is: 1,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.20 : 3,723.30 = 750.60 : x
  2. Step 2: Convert to fraction form
    2,482.20/3,723.30 = 750.60/x
  3. Step 3: Cross multiply
    2,482.20x = 3,723.30 × 750.60
  4. Step 4: Simplify right side
    2,482.20x = 2,794,708.98
  5. Step 5: Solve for x
    x = 2,794,708.98/2,482.20
  6. Step 6: Final answer
    x = 1,125.90

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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.