Home / 5,080.84-7,619.46-2,305.18

Finding the Fourth Proportional to 5,080.84, 7,619.46 and 2,305.18

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Solution

The fourth proportional to 5,080.84, 7,619.46 and 2,305.18 is: 3,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.84 : 7,619.46 = 2,305.18 : x
  2. Step 2: Convert to fraction form
    5,080.84/7,619.46 = 2,305.18/x
  3. Step 3: Cross multiply
    5,080.84x = 7,619.46 × 2,305.18
  4. Step 4: Simplify right side
    5,080.84x = 17,564,226.80
  5. Step 5: Solve for x
    x = 17,564,226.80/5,080.84
  6. Step 6: Final answer
    x = 3,456.95

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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.