Home / 1,676.13-2,517.02-1,092.12

Finding the Fourth Proportional to 1,676.13, 2,517.02 and 1,092.12

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Solution

The fourth proportional to 1,676.13, 2,517.02 and 1,092.12 is: 1,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676.13 : 2,517.02 = 1,092.12 : x
  2. Step 2: Convert to fraction form
    1,676.13/2,517.02 = 1,092.12/x
  3. Step 3: Cross multiply
    1,676.13x = 2,517.02 × 1,092.12
  4. Step 4: Simplify right side
    1,676.13x = 2,748,887.88
  5. Step 5: Solve for x
    x = 2,748,887.88/1,676.13
  6. Step 6: Final answer
    x = 1,640.02

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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.