Home / 3,791.44-5,686.80-2,329.84

Finding the Fourth Proportional to 3,791.44, 5,686.80 and 2,329.84

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Solution

The fourth proportional to 3,791.44, 5,686.80 and 2,329.84 is: 3,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.44 : 5,686.80 = 2,329.84 : x
  2. Step 2: Convert to fraction form
    3,791.44/5,686.80 = 2,329.84/x
  3. Step 3: Cross multiply
    3,791.44x = 5,686.80 × 2,329.84
  4. Step 4: Simplify right side
    3,791.44x = 13,249,334.11
  5. Step 5: Solve for x
    x = 13,249,334.11/3,791.44
  6. Step 6: Final answer
    x = 3,494.54

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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.