Home / 2,083.17-2,875.13-1,198.79

Finding the Fourth Proportional to 2,083.17, 2,875.13 and 1,198.79

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Solution

The fourth proportional to 2,083.17, 2,875.13 and 1,198.79 is: 1,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.17 : 2,875.13 = 1,198.79 : x
  2. Step 2: Convert to fraction form
    2,083.17/2,875.13 = 1,198.79/x
  3. Step 3: Cross multiply
    2,083.17x = 2,875.13 × 1,198.79
  4. Step 4: Simplify right side
    2,083.17x = 3,446,677.09
  5. Step 5: Solve for x
    x = 3,446,677.09/2,083.17
  6. Step 6: Final answer
    x = 1,654.53

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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.