Home / 8,791.05-13,185.66-4,629.37

Finding the Fourth Proportional to 8,791.05, 13,185.66 and 4,629.37

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Solution

The fourth proportional to 8,791.05, 13,185.66 and 4,629.37 is: 6,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.05 : 13,185.66 = 4,629.37 : x
  2. Step 2: Convert to fraction form
    8,791.05/13,185.66 = 4,629.37/x
  3. Step 3: Cross multiply
    8,791.05x = 13,185.66 × 4,629.37
  4. Step 4: Simplify right side
    8,791.05x = 61,041,332.68
  5. Step 5: Solve for x
    x = 61,041,332.68/8,791.05
  6. Step 6: Final answer
    x = 6,943.58

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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.