Home / 3,632.17-5,015.22-2,791.55

Finding the Fourth Proportional to 3,632.17, 5,015.22 and 2,791.55

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Solution

The fourth proportional to 3,632.17, 5,015.22 and 2,791.55 is: 3,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.17 : 5,015.22 = 2,791.55 : x
  2. Step 2: Convert to fraction form
    3,632.17/5,015.22 = 2,791.55/x
  3. Step 3: Cross multiply
    3,632.17x = 5,015.22 × 2,791.55
  4. Step 4: Simplify right side
    3,632.17x = 14,000,237.39
  5. Step 5: Solve for x
    x = 14,000,237.39/3,632.17
  6. Step 6: Final answer
    x = 3,854.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.