Home / 3,734.88-5,160.96-2,849.28

Finding the Fourth Proportional to 3,734.88, 5,160.96 and 2,849.28

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Solution

The fourth proportional to 3,734.88, 5,160.96 and 2,849.28 is: 3,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.88 : 5,160.96 = 2,849.28 : x
  2. Step 2: Convert to fraction form
    3,734.88/5,160.96 = 2,849.28/x
  3. Step 3: Cross multiply
    3,734.88x = 5,160.96 × 2,849.28
  4. Step 4: Simplify right side
    3,734.88x = 14,705,020.11
  5. Step 5: Solve for x
    x = 14,705,020.11/3,734.88
  6. Step 6: Final answer
    x = 3,937.21

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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.