Home / 2,056.26-3,083.76-823.02

Finding the Fourth Proportional to 2,056.26, 3,083.76 and 823.02

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Solution

The fourth proportional to 2,056.26, 3,083.76 and 823.02 is: 1,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.26 : 3,083.76 = 823.02 : x
  2. Step 2: Convert to fraction form
    2,056.26/3,083.76 = 823.02/x
  3. Step 3: Cross multiply
    2,056.26x = 3,083.76 × 823.02
  4. Step 4: Simplify right side
    2,056.26x = 2,537,996.16
  5. Step 5: Solve for x
    x = 2,537,996.16/2,056.26
  6. Step 6: Final answer
    x = 1,234.28

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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.