Home / 3,637.27-5,456.97-1,172.04

Finding the Fourth Proportional to 3,637.27, 5,456.97 and 1,172.04

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Solution

The fourth proportional to 3,637.27, 5,456.97 and 1,172.04 is: 1,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.27 : 5,456.97 = 1,172.04 : x
  2. Step 2: Convert to fraction form
    3,637.27/5,456.97 = 1,172.04/x
  3. Step 3: Cross multiply
    3,637.27x = 5,456.97 × 1,172.04
  4. Step 4: Simplify right side
    3,637.27x = 6,395,787.12
  5. Step 5: Solve for x
    x = 6,395,787.12/3,637.27
  6. Step 6: Final answer
    x = 1,758.40

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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.