Home / 3,632.38-5,015.50-2,791.74

Finding the Fourth Proportional to 3,632.38, 5,015.50 and 2,791.74

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Solution

The fourth proportional to 3,632.38, 5,015.50 and 2,791.74 is: 3,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.38 : 5,015.50 = 2,791.74 : x
  2. Step 2: Convert to fraction form
    3,632.38/5,015.50 = 2,791.74/x
  3. Step 3: Cross multiply
    3,632.38x = 5,015.50 × 2,791.74
  4. Step 4: Simplify right side
    3,632.38x = 14,001,971.97
  5. Step 5: Solve for x
    x = 14,001,971.97/3,632.38
  6. Step 6: Final answer
    x = 3,854.77

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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.