Home / 6,371.80-8,793.06-3,577.28

Finding the Fourth Proportional to 6,371.80, 8,793.06 and 3,577.28

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Solution

The fourth proportional to 6,371.80, 8,793.06 and 3,577.28 is: 4,936.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.80 : 8,793.06 = 3,577.28 : x
  2. Step 2: Convert to fraction form
    6,371.80/8,793.06 = 3,577.28/x
  3. Step 3: Cross multiply
    6,371.80x = 8,793.06 × 3,577.28
  4. Step 4: Simplify right side
    6,371.80x = 31,455,237.68
  5. Step 5: Solve for x
    x = 31,455,237.68/6,371.80
  6. Step 6: Final answer
    x = 4,936.63

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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.