Home / 2,744.16-3,787.53-1,749.21

Finding the Fourth Proportional to 2,744.16, 3,787.53 and 1,749.21

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Solution

The fourth proportional to 2,744.16, 3,787.53 and 1,749.21 is: 2,414.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.16 : 3,787.53 = 1,749.21 : x
  2. Step 2: Convert to fraction form
    2,744.16/3,787.53 = 1,749.21/x
  3. Step 3: Cross multiply
    2,744.16x = 3,787.53 × 1,749.21
  4. Step 4: Simplify right side
    2,744.16x = 6,625,185.35
  5. Step 5: Solve for x
    x = 6,625,185.35/2,744.16
  6. Step 6: Final answer
    x = 2,414.29

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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.