Home / 3,771.26-5,655.93-1,172.86

Finding the Fourth Proportional to 3,771.26, 5,655.93 and 1,172.86

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Solution

The fourth proportional to 3,771.26, 5,655.93 and 1,172.86 is: 1,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.26 : 5,655.93 = 1,172.86 : x
  2. Step 2: Convert to fraction form
    3,771.26/5,655.93 = 1,172.86/x
  3. Step 3: Cross multiply
    3,771.26x = 5,655.93 × 1,172.86
  4. Step 4: Simplify right side
    3,771.26x = 6,633,614.06
  5. Step 5: Solve for x
    x = 6,633,614.06/3,771.26
  6. Step 6: Final answer
    x = 1,758.99

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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.