Home / 2,327.56-3,489.72-1,172.68

Finding the Fourth Proportional to 2,327.56, 3,489.72 and 1,172.68

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Solution

The fourth proportional to 2,327.56, 3,489.72 and 1,172.68 is: 1,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.56 : 3,489.72 = 1,172.68 : x
  2. Step 2: Convert to fraction form
    2,327.56/3,489.72 = 1,172.68/x
  3. Step 3: Cross multiply
    2,327.56x = 3,489.72 × 1,172.68
  4. Step 4: Simplify right side
    2,327.56x = 4,092,324.85
  5. Step 5: Solve for x
    x = 4,092,324.85/2,327.56
  6. Step 6: Final answer
    x = 1,758.20

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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.