Home / 2,748.31-3,792.95-1,629.43

Finding the Fourth Proportional to 2,748.31, 3,792.95 and 1,629.43

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Solution

The fourth proportional to 2,748.31, 3,792.95 and 1,629.43 is: 2,248.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.31 : 3,792.95 = 1,629.43 : x
  2. Step 2: Convert to fraction form
    2,748.31/3,792.95 = 1,629.43/x
  3. Step 3: Cross multiply
    2,748.31x = 3,792.95 × 1,629.43
  4. Step 4: Simplify right side
    2,748.31x = 6,180,346.52
  5. Step 5: Solve for x
    x = 6,180,346.52/2,748.31
  6. Step 6: Final answer
    x = 2,248.78

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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.