Home / 3,772.97-5,647.60-2,381.49

Finding the Fourth Proportional to 3,772.97, 5,647.60 and 2,381.49

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Solution

The fourth proportional to 3,772.97, 5,647.60 and 2,381.49 is: 3,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.97 : 5,647.60 = 2,381.49 : x
  2. Step 2: Convert to fraction form
    3,772.97/5,647.60 = 2,381.49/x
  3. Step 3: Cross multiply
    3,772.97x = 5,647.60 × 2,381.49
  4. Step 4: Simplify right side
    3,772.97x = 13,449,702.92
  5. Step 5: Solve for x
    x = 13,449,702.92/3,772.97
  6. Step 6: Final answer
    x = 3,564.75

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1.5x scale

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.