Home / 3,519.20-5,273.58-1,436.69

Finding the Fourth Proportional to 3,519.20, 5,273.58 and 1,436.69

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Solution

The fourth proportional to 3,519.20, 5,273.58 and 1,436.69 is: 2,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.20 : 5,273.58 = 1,436.69 : x
  2. Step 2: Convert to fraction form
    3,519.20/5,273.58 = 1,436.69/x
  3. Step 3: Cross multiply
    3,519.20x = 5,273.58 × 1,436.69
  4. Step 4: Simplify right side
    3,519.20x = 7,576,473.28
  5. Step 5: Solve for x
    x = 7,576,473.28/3,519.20
  6. Step 6: Final answer
    x = 2,152.90

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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.