Home / 3,531.53-5,297.76-1,190.54

Finding the Fourth Proportional to 3,531.53, 5,297.76 and 1,190.54

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Solution

The fourth proportional to 3,531.53, 5,297.76 and 1,190.54 is: 1,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.53 : 5,297.76 = 1,190.54 : x
  2. Step 2: Convert to fraction form
    3,531.53/5,297.76 = 1,190.54/x
  3. Step 3: Cross multiply
    3,531.53x = 5,297.76 × 1,190.54
  4. Step 4: Simplify right side
    3,531.53x = 6,307,168.70
  5. Step 5: Solve for x
    x = 6,307,168.70/3,531.53
  6. Step 6: Final answer
    x = 1,785.96

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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.