Home / 2,792.72-4,189.08-1,062.56

Finding the Fourth Proportional to 2,792.72, 4,189.08 and 1,062.56

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Solution

The fourth proportional to 2,792.72, 4,189.08 and 1,062.56 is: 1,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.72 : 4,189.08 = 1,062.56 : x
  2. Step 2: Convert to fraction form
    2,792.72/4,189.08 = 1,062.56/x
  3. Step 3: Cross multiply
    2,792.72x = 4,189.08 × 1,062.56
  4. Step 4: Simplify right side
    2,792.72x = 4,451,148.84
  5. Step 5: Solve for x
    x = 4,451,148.84/2,792.72
  6. Step 6: Final answer
    x = 1,593.84

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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.