Home / 3,815.67-5,724.08-1,350.51

Finding the Fourth Proportional to 3,815.67, 5,724.08 and 1,350.51

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Solution

The fourth proportional to 3,815.67, 5,724.08 and 1,350.51 is: 2,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.67 : 5,724.08 = 1,350.51 : x
  2. Step 2: Convert to fraction form
    3,815.67/5,724.08 = 1,350.51/x
  3. Step 3: Cross multiply
    3,815.67x = 5,724.08 × 1,350.51
  4. Step 4: Simplify right side
    3,815.67x = 7,730,447.06
  5. Step 5: Solve for x
    x = 7,730,447.06/3,815.67
  6. Step 6: Final answer
    x = 2,025.97

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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.