Home / 4,146.42-5,721.51-2,553.90

Finding the Fourth Proportional to 4,146.42, 5,721.51 and 2,553.90

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Solution

The fourth proportional to 4,146.42, 5,721.51 and 2,553.90 is: 3,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.42 : 5,721.51 = 2,553.90 : x
  2. Step 2: Convert to fraction form
    4,146.42/5,721.51 = 2,553.90/x
  3. Step 3: Cross multiply
    4,146.42x = 5,721.51 × 2,553.90
  4. Step 4: Simplify right side
    4,146.42x = 14,612,164.39
  5. Step 5: Solve for x
    x = 14,612,164.39/4,146.42
  6. Step 6: Final answer
    x = 3,524.04

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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.