Home / 3,517.75-5,272.06-1,435.37

Finding the Fourth Proportional to 3,517.75, 5,272.06 and 1,435.37

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Solution

The fourth proportional to 3,517.75, 5,272.06 and 1,435.37 is: 2,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.75 : 5,272.06 = 1,435.37 : x
  2. Step 2: Convert to fraction form
    3,517.75/5,272.06 = 1,435.37/x
  3. Step 3: Cross multiply
    3,517.75x = 5,272.06 × 1,435.37
  4. Step 4: Simplify right side
    3,517.75x = 7,567,356.76
  5. Step 5: Solve for x
    x = 7,567,356.76/3,517.75
  6. Step 6: Final answer
    x = 2,151.19

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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.