Home / 3,791.30-5,686.22-1,601.55

Finding the Fourth Proportional to 3,791.30, 5,686.22 and 1,601.55

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Solution

The fourth proportional to 3,791.30, 5,686.22 and 1,601.55 is: 2,402.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.30 : 5,686.22 = 1,601.55 : x
  2. Step 2: Convert to fraction form
    3,791.30/5,686.22 = 1,601.55/x
  3. Step 3: Cross multiply
    3,791.30x = 5,686.22 × 1,601.55
  4. Step 4: Simplify right side
    3,791.30x = 9,106,757.63
  5. Step 5: Solve for x
    x = 9,106,757.63/3,791.30
  6. Step 6: Final answer
    x = 2,402.02

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1.5x scale

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.