Home / 2,717.33-3,749.73-1,538.48

Finding the Fourth Proportional to 2,717.33, 3,749.73 and 1,538.48

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Solution

The fourth proportional to 2,717.33, 3,749.73 and 1,538.48 is: 2,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.33 : 3,749.73 = 1,538.48 : x
  2. Step 2: Convert to fraction form
    2,717.33/3,749.73 = 1,538.48/x
  3. Step 3: Cross multiply
    2,717.33x = 3,749.73 × 1,538.48
  4. Step 4: Simplify right side
    2,717.33x = 5,768,865.86
  5. Step 5: Solve for x
    x = 5,768,865.86/2,717.33
  6. Step 6: Final answer
    x = 2,122.99

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