Home / 3,290.58-4,935.36-1,441.38

Finding the Fourth Proportional to 3,290.58, 4,935.36 and 1,441.38

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Solution

The fourth proportional to 3,290.58, 4,935.36 and 1,441.38 is: 2,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.58 : 4,935.36 = 1,441.38 : x
  2. Step 2: Convert to fraction form
    3,290.58/4,935.36 = 1,441.38/x
  3. Step 3: Cross multiply
    3,290.58x = 4,935.36 × 1,441.38
  4. Step 4: Simplify right side
    3,290.58x = 7,113,729.20
  5. Step 5: Solve for x
    x = 7,113,729.20/3,290.58
  6. Step 6: Final answer
    x = 2,161.85

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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.