Home / 3,791.04-5,686.72-2,329.28

Finding the Fourth Proportional to 3,791.04, 5,686.72 and 2,329.28

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Solution

The fourth proportional to 3,791.04, 5,686.72 and 2,329.28 is: 3,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.04 : 5,686.72 = 2,329.28 : x
  2. Step 2: Convert to fraction form
    3,791.04/5,686.72 = 2,329.28/x
  3. Step 3: Cross multiply
    3,791.04x = 5,686.72 × 2,329.28
  4. Step 4: Simplify right side
    3,791.04x = 13,245,963.16
  5. Step 5: Solve for x
    x = 13,245,963.16/3,791.04
  6. Step 6: Final answer
    x = 3,494.02

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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.