Home / 5,080.89-7,619.94-2,450.12

Finding the Fourth Proportional to 5,080.89, 7,619.94 and 2,450.12

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Solution

The fourth proportional to 5,080.89, 7,619.94 and 2,450.12 is: 3,674.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.89 : 7,619.94 = 2,450.12 : x
  2. Step 2: Convert to fraction form
    5,080.89/7,619.94 = 2,450.12/x
  3. Step 3: Cross multiply
    5,080.89x = 7,619.94 × 2,450.12
  4. Step 4: Simplify right side
    5,080.89x = 18,669,729.29
  5. Step 5: Solve for x
    x = 18,669,729.29/5,080.89
  6. Step 6: Final answer
    x = 3,674.50

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1.5x scale

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.