Home / 3,290.55-4,936.12-950.52

Finding the Fourth Proportional to 3,290.55, 4,936.12 and 950.52

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Solution

The fourth proportional to 3,290.55, 4,936.12 and 950.52 is: 1,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.55 : 4,936.12 = 950.52 : x
  2. Step 2: Convert to fraction form
    3,290.55/4,936.12 = 950.52/x
  3. Step 3: Cross multiply
    3,290.55x = 4,936.12 × 950.52
  4. Step 4: Simplify right side
    3,290.55x = 4,691,880.78
  5. Step 5: Solve for x
    x = 4,691,880.78/3,290.55
  6. Step 6: Final answer
    x = 1,425.87

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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.