Home / 2,763.16-4,145.21-1,008.29

Finding the Fourth Proportional to 2,763.16, 4,145.21 and 1,008.29

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Solution

The fourth proportional to 2,763.16, 4,145.21 and 1,008.29 is: 1,512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.16 : 4,145.21 = 1,008.29 : x
  2. Step 2: Convert to fraction form
    2,763.16/4,145.21 = 1,008.29/x
  3. Step 3: Cross multiply
    2,763.16x = 4,145.21 × 1,008.29
  4. Step 4: Simplify right side
    2,763.16x = 4,179,573.79
  5. Step 5: Solve for x
    x = 4,179,573.79/2,763.16
  6. Step 6: Final answer
    x = 1,512.61

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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.