Home / 3,638.27-5,458.47-1,173.04

Finding the Fourth Proportional to 3,638.27, 5,458.47 and 1,173.04

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Solution

The fourth proportional to 3,638.27, 5,458.47 and 1,173.04 is: 1,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638.27 : 5,458.47 = 1,173.04 : x
  2. Step 2: Convert to fraction form
    3,638.27/5,458.47 = 1,173.04/x
  3. Step 3: Cross multiply
    3,638.27x = 5,458.47 × 1,173.04
  4. Step 4: Simplify right side
    3,638.27x = 6,403,003.65
  5. Step 5: Solve for x
    x = 6,403,003.65/3,638.27
  6. Step 6: Final answer
    x = 1,759.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.