Home / 2,284.68-3,428.31-986.04

Finding the Fourth Proportional to 2,284.68, 3,428.31 and 986.04

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Solution

The fourth proportional to 2,284.68, 3,428.31 and 986.04 is: 1,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.68 : 3,428.31 = 986.04 : x
  2. Step 2: Convert to fraction form
    2,284.68/3,428.31 = 986.04/x
  3. Step 3: Cross multiply
    2,284.68x = 3,428.31 × 986.04
  4. Step 4: Simplify right side
    2,284.68x = 3,380,450.79
  5. Step 5: Solve for x
    x = 3,380,450.79/2,284.68
  6. Step 6: Final answer
    x = 1,479.62

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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.