Home / 3,815.30-5,723.52-1,350.14

Finding the Fourth Proportional to 3,815.30, 5,723.52 and 1,350.14

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Solution

The fourth proportional to 3,815.30, 5,723.52 and 1,350.14 is: 2,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.30 : 5,723.52 = 1,350.14 : x
  2. Step 2: Convert to fraction form
    3,815.30/5,723.52 = 1,350.14/x
  3. Step 3: Cross multiply
    3,815.30x = 5,723.52 × 1,350.14
  4. Step 4: Simplify right side
    3,815.30x = 7,727,567.60
  5. Step 5: Solve for x
    x = 7,727,567.60/3,815.30
  6. Step 6: Final answer
    x = 2,025.42

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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.