Home / 2,817.06-4,228.32-2,042.04

Finding the Fourth Proportional to 2,817.06, 4,228.32 and 2,042.04

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Solution

The fourth proportional to 2,817.06, 4,228.32 and 2,042.04 is: 3,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.06 : 4,228.32 = 2,042.04 : x
  2. Step 2: Convert to fraction form
    2,817.06/4,228.32 = 2,042.04/x
  3. Step 3: Cross multiply
    2,817.06x = 4,228.32 × 2,042.04
  4. Step 4: Simplify right side
    2,817.06x = 8,634,398.57
  5. Step 5: Solve for x
    x = 8,634,398.57/2,817.06
  6. Step 6: Final answer
    x = 3,065.04

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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.