Home / 2,083.06-2,874.08-1,243.42

Finding the Fourth Proportional to 2,083.06, 2,874.08 and 1,243.42

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Solution

The fourth proportional to 2,083.06, 2,874.08 and 1,243.42 is: 1,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.06 : 2,874.08 = 1,243.42 : x
  2. Step 2: Convert to fraction form
    2,083.06/2,874.08 = 1,243.42/x
  3. Step 3: Cross multiply
    2,083.06x = 2,874.08 × 1,243.42
  4. Step 4: Simplify right side
    2,083.06x = 3,573,677.29
  5. Step 5: Solve for x
    x = 3,573,677.29/2,083.06
  6. Step 6: Final answer
    x = 1,715.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.