Home / 5,163.81-7,744.56-1,465.96

Finding the Fourth Proportional to 5,163.81, 7,744.56 and 1,465.96

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Solution

The fourth proportional to 5,163.81, 7,744.56 and 1,465.96 is: 2,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.81 : 7,744.56 = 1,465.96 : x
  2. Step 2: Convert to fraction form
    5,163.81/7,744.56 = 1,465.96/x
  3. Step 3: Cross multiply
    5,163.81x = 7,744.56 × 1,465.96
  4. Step 4: Simplify right side
    5,163.81x = 11,353,215.18
  5. Step 5: Solve for x
    x = 11,353,215.18/5,163.81
  6. Step 6: Final answer
    x = 2,198.61

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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.