Home / 2,083.10-2,874.62-1,199.39

Finding the Fourth Proportional to 2,083.10, 2,874.62 and 1,199.39

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Solution

The fourth proportional to 2,083.10, 2,874.62 and 1,199.39 is: 1,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.10 : 2,874.62 = 1,199.39 : x
  2. Step 2: Convert to fraction form
    2,083.10/2,874.62 = 1,199.39/x
  3. Step 3: Cross multiply
    2,083.10x = 2,874.62 × 1,199.39
  4. Step 4: Simplify right side
    2,083.10x = 3,447,790.48
  5. Step 5: Solve for x
    x = 3,447,790.48/2,083.10
  6. Step 6: Final answer
    x = 1,655.12

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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.