Home / 3,791.22-5,686.64-1,452.35

Finding the Fourth Proportional to 3,791.22, 5,686.64 and 1,452.35

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Solution

The fourth proportional to 3,791.22, 5,686.64 and 1,452.35 is: 2,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.22 : 5,686.64 = 1,452.35 : x
  2. Step 2: Convert to fraction form
    3,791.22/5,686.64 = 1,452.35/x
  3. Step 3: Cross multiply
    3,791.22x = 5,686.64 × 1,452.35
  4. Step 4: Simplify right side
    3,791.22x = 8,258,972.02
  5. Step 5: Solve for x
    x = 8,258,972.02/3,791.22
  6. Step 6: Final answer
    x = 2,178.45

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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.