Home / 2,633.11-3,626.17-1,971.54

Finding the Fourth Proportional to 2,633.11, 3,626.17 and 1,971.54

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Solution

The fourth proportional to 2,633.11, 3,626.17 and 1,971.54 is: 2,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.11 : 3,626.17 = 1,971.54 : x
  2. Step 2: Convert to fraction form
    2,633.11/3,626.17 = 1,971.54/x
  3. Step 3: Cross multiply
    2,633.11x = 3,626.17 × 1,971.54
  4. Step 4: Simplify right side
    2,633.11x = 7,149,134.27
  5. Step 5: Solve for x
    x = 7,149,134.27/2,633.11
  6. Step 6: Final answer
    x = 2,715.09

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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.