Home / 2,553.68-3,827.12-1,091.04

Finding the Fourth Proportional to 2,553.68, 3,827.12 and 1,091.04

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Solution

The fourth proportional to 2,553.68, 3,827.12 and 1,091.04 is: 1,635.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553.68 : 3,827.12 = 1,091.04 : x
  2. Step 2: Convert to fraction form
    2,553.68/3,827.12 = 1,091.04/x
  3. Step 3: Cross multiply
    2,553.68x = 3,827.12 × 1,091.04
  4. Step 4: Simplify right side
    2,553.68x = 4,175,541.00
  5. Step 5: Solve for x
    x = 4,175,541.00/2,553.68
  6. Step 6: Final answer
    x = 1,635.11

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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.